- Definitions|2
- Thesaurus|407
- Abbreviations|0
113 entries under adverb topic. ×
| robustly | |
| roughly | |
| snugly | |
| solemnly | |
| solid(well, severely, thoroughly, strongly) | |
| soundly(well, severely, thoroughly, strongly) | |
| stably(well, severely, thoroughly, strongly) | |
| starchily | |
| staunchly | |
| tirelessly | |
| truly | |
| unalterably | |
| undauntedly | |
| unflaggingly | |
| unflinchingly(well, severely, thoroughly, strongly) | |
| unshakeably(well, severely, thoroughly, strongly) | |
| wirily | |
| woodenly | |
| bolt upright | |
| closely |
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| APA | Smart Define. (2015). stiffly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/stiffly/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "stiffly thesaurus" https://smartdefine.org/stiffly/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, stiffly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/stiffly/thesaurus/synonyms>. |
| MLA | Smart Define. "stiffly thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/stiffly/thesaurus/synonyms> |