Yes, dumb is in the scrabble dictionary

...and is worth 12 points by itself.

find more words you can make below

Dumb Definition

adjective

Conspicuously unintelligent; stupid: dumb officials; a dumb decision.
from The American Heritage Dictionary of the English Language, 4th Edition
Lacking the power of speech. Used of animals and inanimate objects.
from The American Heritage Dictionary of the English Language, 4th Edition
Nautical Not self-propelling.
from The American Heritage Dictionary of the English Language, 4th Edition
Not expressed or articulated in sounds or words: dumb resentment.
from The American Heritage Dictionary of the English Language, 4th Edition
Often Offensive Incapable of using speech; mute. Used of humans. See Usage Note at mute.
from The American Heritage Dictionary of the English Language, 4th Edition

phrasal-verb

Down Slang To rewrite for a less educated or less sophisticated audience.
from The American Heritage Dictionary of the English Language, 4th Edition

verb-transitive

To make silent or dumb.
from The American Heritage Dictionary of the English Language, 4th Edition

verb

To make silent.
from Free Scrabble Dictionary

Find More Words!

Wildcard(?) letters appear in RED

Here are some other words you could make with the letters DUMB, you can also
use this lookup tool to help you find words with our scrabble word finder.

Top Words by points

Points

dumb

9

2 letter words with DUMB

Points

mu

4

um

4

3 letter words with DUMB

Points

bud

6

bum

7

dub

6

dum

6

mud

6

4 letter words with DUMB

Points

dumb

9

Found 8 words in 0.11446 seconds