21 entries under dumb topic. ×

26
mute(adjective, quiet, aloof, reticent, speak)
25
silent(adjective, close, quiet, soft, low)
16
speechless(adjective, quiet, aloof, reserved, reticent)
15
taciturn(adjective, close, quiet, restrained, still)
13
dumb(adjective, quiet, soft, aloof, reticent)
13
tight-lipped(adjective, quiet, restrained, aloof, reserved)
12
voiceless(adjective, quiet, low, silent)
9
reserved(adjective, close, quiet, restrained, still)
9
uncommunicative(adjective, close, quiet, soft, low)
7
tongue-tied(adjective, quiet, awkward, reticent, silent)
2
aphonic(silent, dazed, amazed, astonished)
2
dumbfounded(awkward, silent, dazed, amazed)
2
dumbstruck(awkward, silent, dazed, amazed)
0
aghast(awkward, silent, dazed, amazed)
0
amazed(awkward, silent, dazed, astonished)
0
astounded(awkward, silent, dazed, amazed)
0
cool as cucumber(expression, idiom, silent, dazed)
0
dazed(awkward, silent, amazed, astonished)
0
not saying boo(expression, idiom, silent, dazed)
0
shocked(awkward, silent, dazed, amazed)
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APASmart Define. (2015). mum thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/mum/thesaurus/synonyms
ChicagoSmart Define. 2015. "mum thesaurus" https://smartdefine.org/mum/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, mum thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/mum/thesaurus/synonyms>.
MLASmart Define. "mum thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/mum/thesaurus/synonyms>