- Definitions|2
- Thesaurus|540
- Abbreviations|0
| soundless(adjective, close, quiet, soft, low) | |
| still(adjective, adverb, close, quiet, soft) | |
| struck dumb | |
| tongue tied(expression, idiom) | |
| buttoned up(expression, adjective, close, quiet, soft) | |
| clammed up(expression, adjective, close, quiet, soft) | |
| close-mouthed(adjective, close, quiet, soft, low) | |
| concise | |
| incommunicative(adjective, taciturn) | |
| inobtrusive(adjective, quiet, soft, low) | |
| peaceful | |
| cool as cucumber(expression, adjective, idiom, astonished, thunderstruck) | |
| could hear a pin drop(expression, adjective, idiom, close, quiet) | |
| economical of words(expression, idiom) | |
| indisposed to talk(expression, idiom) | |
| not loquacious(expression, idiom) | |
| tacit | |
| taken aback(expression, adjective, beat, confused, perplexed) | |
| unspoken(silent, voiceless) | |
| acquiescent(adjective, calm, quiet, humble, silent) |
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| APA | Smart Define. (2015). speechless thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/speechless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "speechless thesaurus" https://smartdefine.org/speechless/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, speechless thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/speechless/thesaurus/synonyms>. |
| MLA | Smart Define. "speechless thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/speechless/thesaurus/synonyms> |