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dumb

dumb

 
 
pronunciation:
duhm
part of speech: adjective
inflections: dumber, dumbest
definition 1: not having the power of speech; without a voice.
Helen Keller became blind, deaf, and dumb after a childhood illness.Animals are dumb creatures.
synonyms:
mute, silent
definition 2: not smart; stupid.
It was a dumb idea to cut your own hair.
synonyms:
stupid
antonyms:
clever, intelligent, smart
similar words:
dense, dull, silly, simple, slow, thick
definition 3: silent because of fear or shock.
When he realized he was on television, he was struck dumb.
similar words:
silent
derivations: dumbly (adv.), dumbness (n.)