145 entries under adjective topic. ×

26
voiceless(quiet, awkward, still, silent)
23
mute(close, quiet, soft, low)
21
dumb(calm, close, quiet, beat)
20
wordless(calm, quiet, humble, silent)
19
taciturn(noun, calm, close, quiet)
18
inarticulate(calm, quiet, humble, silent)
16
silent(calm, close, quiet, soft)
13
mum(quiet, aloof, reserved, reticent)
13
shocked(beat, awkward, confused, silent)
13
tongue-tied(calm, quiet, humble, silent)
11
dumbfounded(overcome, awkward, confused, silent)
11
thunderstruck(beat, confused, amazed, astonished)
9
dumbstruck(awkward, silent, perplexed, befuddled)
9
dazed(overcome, awkward, confused, silent)
9
quiet(close, soft, low, still)
8
dumfounded
6
aphonic(silent, astonished, thunderstruck, flabbergasted)
6
overcome(beat, confused, dazed, amazed)
6
tongueless(silent, voiceless, aphony)
6
aghast(beat, awkward, confused, silent)
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APASmart Define. (2015). speechless thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/speechless/thesaurus/synonyms
ChicagoSmart Define. 2015. "speechless thesaurus" https://smartdefine.org/speechless/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, speechless thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/speechless/thesaurus/synonyms>.
MLASmart Define. "speechless thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/speechless/thesaurus/synonyms>