341 entries under verb topic. ×
| cake(close, set, fix, settle) | |
| tighten up(expression, phrasal verb) | |
| crystallize(form, close, set, fix) | |
| indurate(dull, close, set, fix) | |
| ossify(calm, close, set, fix) | |
| prop(noun, support, calm, fix) | |
| rigidify(place, set, secure, settle) | |
| steel(dull, close, set, fix) | |
| temper(close, set, fix, settle) | |
| consolidate(close, place, set, fix) | |
| inspissate(swell, expand, condense, harden) | |
| invigorate(encourage, restore, revive, refresh) | |
| support(noun, calm, fix, increase) | |
| back(keep, maintain, encourage, raise) | |
| beef up(expression, phrasal verb, support, increase) | |
| benumb(freeze, bite, chill, harden) | |
| buttress(support, calm, close, set) | |
| cement(close, place, set, fix) | |
| energize(support, increase, encourage, restore) | |
| gel(form, set, fix, develop) |
For more, visit
Stiffen on
Power Thesaurus
| APA | Smart Define. (2015). stiffen thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/stiffen/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "stiffen thesaurus" https://smartdefine.org/stiffen/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, stiffen thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/stiffen/thesaurus/synonyms>. |
| MLA | Smart Define. "stiffen thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/stiffen/thesaurus/synonyms> |