Word Lookup:FOS

FOS is not valid in the official English Scrabble dictionary
Meaningnoun

a proto-oncogene encoding a transcription factor.

Dictionaries
US INVALID
UK INVALID
Letters & Points
F4
O1
S1

Since FOS is not a valid word, it cannot be played in Scrabble and scores no points.

Close Valid Words (29)

Real Scrabble words one letter away from FOS

BOS5COS5DOS4GOS4HOS6IOS3KOS7LOS3MOS5NOS3OOS3POS5SOS3WOS6YOS6ZOS12FAS6FES6FOB8FOE6FOG7FOH9FON6FOO6FOP8FOR6FOU6FOX13FOY9

Add One Letter to Make a Valid Word

Adding a single letter before or after FOS forms these real words

UFOS7FOSS7

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