Words Ending With IUM

611 words end with IUM. Scores range up to 32 points (QUINQUENNIUM), averaging 15.8 points with standard English tile values. Every entry below shows its point value, US and UK dictionary validity, and a definition where available.

611
Total Words
25
Unique Starting Letters
15.8
Avg. Points
32
Max Points
13Letters
20Points
1
A
3
C
1
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1
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1
I
2
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1
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3
M
1
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1
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1
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1
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3
M
US INVALID
UK VALID
Definition

A mite-dwelling structure on a plant.

13Letters
20Points
1
A
3
C
1
A
1
R
1
O
2
D
1
O
3
M
1
A
1
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1
I
1
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3
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US INVALID
UK VALID
Definition

A plant pit housing beneficial mites.

9Letters
16Points
1
A
3
C
4
H
1
A
1
E
1
N
1
I
1
U
3
M
US INVALID
UK VALID
Definition

Alternative form of achenium.

8Letters
15Points
1
A
3
C
4
H
1
E
1
N
1
I
1
U
3
M
US INVALID
UK VALID
Definition

A dry one-seeded indehiscent fruit.

10Letters
14Points
1
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3
C
1
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1
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1
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1
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1
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1
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1
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3
M
US INVALID
UK VALID
Definition

A small pedestal on a pediment's apex or corners for a statue or ornament.

8Letters
12Points
1
A
3
C
1
T
1
I
1
N
1
I
1
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3
M
US VALID
UK VALID
Definition

A radioactive metallic element with atomic number 89.

13Letters
17Points
1
A
3
C
1
T
1
I
1
N
1
O
1
U
1
R
1
A
1
N
1
I
1
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3
M
US INVALID
UK VALID
Definition

Alternative spelling of actino-uranium.

8Letters
13Points
1
A
1
E
3
C
1
I
2
D
1
I
1
U
3
M
US VALID
UK VALID
Definition

A cup-shaped spore-producing structure in certain parasitic fungi.

6Letters
10Points
1
A
1
E
3
C
1
I
1
U
3
M
US VALID
UK VALID
Definition

A cup-shaped structure in rust fungi that produces spores.

8Letters
12Points
1
A
1
E
1
R
1
O
3
B
1
I
1
U
3
M
US VALID
UK VALID
Definition

Obsolete term for an aerobic organism.

6Letters
8Points
1
A
1
L
1
L
1
I
1
U
3
M
US VALID
UK VALID
Definition

A bulbous plant of the genus Allium, such as onion, garlic, or leek.

8Letters
11Points
1
A
1
L
1
L
1
O
2
D
1
I
1
U
3
M
US VALID
UK VALID
Definition

Land held in absolute ownership without feudal obligations.

8Letters
13Points
1
A
1
L
1
L
1
U
4
V
1
I
1
U
3
M
US VALID
UK VALID
Definition

Sand, clay, or gravel left by rivers and streams.

7Letters
10Points
1
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1
L
1
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2
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1
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1
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3
M
US VALID
UK VALID
Definition

Alternative form of allodium.

9Letters
13Points
1
A
1
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1
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3
M
1
I
1
N
1
I
1
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3
M
US VALID
UK VALID
Definition

A light silvery metallic element (symbol Al).

7Letters
11Points
1
A
1
L
1
U
3
M
1
I
1
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3
M
US INVALID
UK VALID
Definition

Obsolete form of aluminum.

9Letters
15Points
1
A
3
M
1
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1
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1
I
3
C
1
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1
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3
M
US VALID
UK VALID
Definition

A radioactive metallic element with symbol Am.

8Letters
14Points
1
A
3
M
3
M
1
O
1
N
1
I
1
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3
M
US VALID
UK VALID
Definition

The NH4+ ion derived from ammonia.

13Letters
23Points
1
A
3
M
3
P
4
H
1
I
2
G
1
A
1
S
1
T
1
R
1
I
1
U
3
M
US INVALID
UK VALID
Definition

No definition available

12Letters
26Points
1
A
3
M
3
P
4
H
1
I
1
T
4
H
1
E
3
C
1
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1
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3
M
US INVALID
UK VALID
Definition

The outer cell layers of a developing sporangium in mosses.

10Letters
15Points
1
A
1
N
1
A
3
C
1
A
1
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2
D
1
I
1
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3
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US INVALID
UK VALID
Definition

Genus of trees including the cashew.

10Letters
14Points
1
A
1
N
1
A
1
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1
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1
O
3
B
1
I
1
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3
M
US VALID
UK VALID
Definition

An organism that lives without oxygen.

12Letters
17Points
1
A
1
N
2
D
1
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1
O
3
C
1
L
1
I
1
N
1
I
1
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3
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US INVALID
UK VALID
Definition

The part of an orchid holding the anther.

10Letters
15Points
1
A
1
N
2
D
1
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1
O
1
E
3
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1
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1
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3
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US VALID
UK VALID
Definition

The collective stamens of a flower.

11Letters
16Points
1
A
1
N
1
T
1
E
3
P
1
E
1
N
2
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1
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1
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3
M
US VALID
UK VALID
Definition

A decorative covering for the front of an altar.

11Letters
17Points
1
A
1
N
1
T
4
H
1
E
1
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1
I
2
D
1
I
1
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3
M
US VALID
UK VALID
Definition

A male reproductive organ in some plants.

9Letters
15Points
1
A
1
N
1
T
4
H
1
O
2
D
1
I
1
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3
M
US VALID
UK VALID
Definition

A flower head of composite plants, also called calathidium.

9Letters
14Points
1
A
1
N
1
T
4
H
1
U
1
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1
I
1
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3
M
US VALID
UK VALID
Definition

A tropical American plant grown for its ornamental leaves and flowers.

13Letters
17Points
1
A
1
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1
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1
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3
C
1
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1
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1
N
1
O
1
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1
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1
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3
M
US INVALID
UK VALID
Definition

A large anticline composed of smaller parallel folds.

11Letters
19Points
1
A
3
P
1
O
2
D
4
Y
1
T
1
E
1
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1
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1
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3
M
US INVALID
UK VALID
Definition

Room in ancient baths or palaestra for undressing.

10Letters
19Points
1
A
3
P
1
O
1
T
4
H
1
E
3
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1
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1
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3
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US VALID
UK VALID
Definition

A cup-shaped fruiting body in certain lichens and fungi.

12Letters
18Points
1
A
3
P
3
P
1
R
1
E
1
S
1
S
1
O
1
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1
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1
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3
M
US VALID
UK VALID
Definition

A flattened structure formed by a fungus to attach to and penetrate a host.

8Letters
12Points
1
A
3
P
1
T
1
E
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

A featherless area on a bird's skin.

8Letters
19Points
1
A
10
Q
1
U
1
A
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

A tank or building for aquatic animals.

9Letters
13Points
1
A
1
R
3
B
1
I
1
T
1
R
1
I
1
U
3
M
US INVALID
UK VALID
Definition

In botany, the strawberry tree (Arbutus unedo).

15Letters
26Points
1
A
1
R
3
C
4
H
1
A
1
E
3
B
1
A
3
C
1
T
1
E
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

Primitive microorganism in the kingdom Archaea.

11Letters
19Points
1
A
1
R
3
C
4
H
1
E
2
G
1
O
1
N
1
I
1
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3
M
US VALID
UK VALID
Definition

A multicellular female reproductive structure in plants.

12Letters
21Points
1
A
1
R
3
C
4
H
1
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1
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3
P
1
O
1
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1
I
1
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3
M
US VALID
UK VALID
Definition

The cell or group of cells from which spores develop.

13Letters
19Points
1
A
1
R
3
M
1
A
3
M
1
E
1
N
1
T
1
A
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

The equipment and methods available for a task.

8Letters
13Points
1
A
1
S
3
C
1
I
2
D
1
I
1
U
3
M
US VALID
UK VALID
Definition

A pitcher-shaped or flask-shaped plant organ.

10Letters
15Points
1
A
1
S
3
C
1
O
2
G
1
O
1
N
1
I
1
U
3
M
US VALID
UK VALID
Definition

The female reproductive structure in ascomycete fungi.

11Letters
15Points
1
A
1
S
3
P
1
E
1
R
1
S
1
O
1
R
1
I
1
U
3
M
US INVALID
UK VALID
Definition

A vessel or device for holding or sprinkling holy water.

8Letters
13Points
1
A
1
S
3
P
1
I
2
D
1
I
1
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3
M
US INVALID
UK VALID
Definition

A fern of the genus Dryopteris, especially the male fern, or a vermifuge made from it.

9Letters
13Points
1
A
1
S
3
P
1
L
1
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1
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1
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1
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3
M
US INVALID
UK VALID
Definition

A fern of the genus Asplenium; a spleenwort.

10Letters
14Points
1
A
1
T
1
R
1
A
3
C
1
U
1
R
1
I
1
U
3
M
US INVALID
UK VALID
Definition

Muscle relaxant used during surgery to paralyze skeletal muscles.

6Letters
8Points
1
A
1
T
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

A central open-air room or hall, often in a building's entrance.

10Letters
13Points
1
A
1
U
2
D
1
I
1
T
1
O
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

The part of a venue where the audience sits.

9Letters
15Points
3
B
1
A
3
C
1
T
1
E
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

A single-celled microorganism lacking a nucleus.

7Letters
11Points
3
B
1
A
1
L
1
L
1
I
1
U
3
M
US INVALID
UK VALID
Definition

A fortified enclosure or bailey.

6Letters
10Points
3
B
1
A
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

A soft silver-white metallic chemical element.

8Letters
13Points
3
B
1
A
1
S
1
I
2
D
1
I
1
U
3
M
US VALID
UK VALID
Definition

A club-shaped structure in fungi bearing spores.

8Letters
13Points
3
B
2
D
1
E
1
L
1
L
1
I
1
U
3
M
US VALID
UK VALID
Definition

An aromatic gum resin from certain trees.

9Letters
17Points
3
B
1
E
1
R
5
K
1
E
1
L
1
I
1
U
3
M
US VALID
UK VALID
Definition

A radioactive chemical element with atomic number 97.

9Letters
16Points
3
B
1
E
1
R
4
Y
1
L
1
L
1
I
1
U
3
M
US VALID
UK VALID
Definition

A light, strong, toxic metallic element.

8Letters
12Points
3
B
1
I
1
E
1
N
1
N
1
I
1
U
3
M
US VALID
UK VALID
Definition

A period of two years.

12Letters
18Points
3
B
1
I
3
M
1
I
1
L
1
L
1
E
1
N
1
N
1
I
1
U
3
M
US INVALID
UK VALID
Definition

A period of 2000 years; a 2000th anniversary.

6Letters
13Points
3
B
1
I
4
V
1
I
1
U
3
M
US INVALID
UK VALID
Definition

The side of an echinoderm with two ambulacra.

7Letters
14Points
3
B
1
O
4
H
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

A synthetic radioactive element with symbol Bh and atomic number 107.

8Letters
15Points
3
B
1
O
1
T
4
H
1
R
1
I
1
U
3
M
US VALID
UK VALID
Definition

A sucker-like groove used by certain parasitic worms for attachment.

8Letters
17Points
3
B
1
R
1
A
3
C
4
H
1
I
1
U
3
M
US VALID
UK VALID
Definition

An armlike part; specifically, the upper arm.

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4-Letter Words Ending With IUM

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5-Letter Words Ending With IUM

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6-Letter Words Ending With IUM

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7-Letter Words Ending With IUM

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Common Questions

Quick answers about words in this list.

?

How many words ending with ium are there?

There are 611 words ending with ium.

?

What is the highest-scoring word end with IUM?

QUINQUENNIUM scores 32 points, the highest in this list using standard English tile values.