| aculeate | |
| animate(verb, promote, encourage, stimulate, excite) | |
| step up(verb, expression, advance, increase, raise) | |
| stroke(verb, whet, hone, knifelike) | |
| annoy | |
| exaggerate(verb, advance, increase, raise, rise) | |
| inflame(verb, promote, encourage, stimulate, excite) | |
| pique | |
| redouble(verb, advance, increase, raise, rise) | |
| smooth | |
| worsen(verb, rub, sting) | |
| build up(verb, expression, study, work, advance) | |
| charge | |
| direct(verb, meet, show, develop, prepare) | |
| double(verb, advance, increase, raise, rise) | |
| foment(verb, promote, encourage, stimulate, excite) | |
| heat up(verb, expression, increase, raise, severe) | |
| invigorate | |
| make acute(verb, expression, strop, whet, hone) | |
| pointed |
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| APA | Smart Define. (2015). sharpen thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sharpen/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sharpen thesaurus" https://smartdefine.org/sharpen/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, sharpen thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sharpen/thesaurus/synonyms>. |
| MLA | Smart Define. "sharpen thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/sharpen/thesaurus/synonyms> |