Blockish, at a loss for words, aphasic, as thick as two short planks, and birdbrained are all synonyms for dumb. Smart and intelligent are antonyms of dumb. And here are 75 another word for dumb.
At a loss for words, close-mouthed, inarticulate, saying nothing, silent, speechless, taciturn, tight-lipped, tongue-tied, uncommunicative, untalkative, voiceless, wordless, and mum are all synonyms for dumb.
Aphasic, aphonic, mute, unable to speak, without the power of speech, and dumb are all another word for dumb.
As thick as two short planks, birdbrained, blockish, boneheaded, bovine, brain-dead, brainless, chuckleheaded, cretinous, daft, dead from the neck up, dense, dim, dippy, dof, doltish, dopey, dozy, dull-witted, dull, dunce-like, dunderheaded, empty-headed, fat-headed, foolish, half-baked, half-witted, idiotic, ignorant, imbecilic, lamebrained, lumpish, mindless, moronic, muttonheaded, not the full shilling, obtuse, pea-brained, simple-minded, simple, slow on the uptake, slow-witted, slow, soft in the head, stupid, thick-skulled, thick, thickheaded, unintelligent, vacuous, vapid, witless, wooden-headed, and dotish are all synonyms for dumb.
Dumb synonym page has a variety of synonyms that differ in length. 2 synonyms with 3, and 23 letters and 5 synonyms with 4, 5, 6, 8, and 13 letters. 9 synonyms with 7 letters and 8 synonyms with 9 letters.
7 synonyms with 10, and 12 letters and 6 synonyms with 11 letters. 3 synonyms with 15 letters and 1 synonym with 17, and 18 letters. For a total of 71 another word for dumb.
That was a dumb idea.
He felt dumb after losing.
Don't make dumb decisions today.
The joke was really dumb.