- Definitions|2
- Thesaurus|626
- Abbreviations|0
51 entries under weaken topic. ×
| lose it(expression, decline, degenerate, degrade) | |
| lose quality(expression, decline, degenerate, degrade) | |
| lower(verb, decline, fail, diminish) | |
| mar(decline, degenerate, deteriorate, degrade) | |
| pervert(decline, degenerate, deteriorate, degrade) | |
| rot(verb, decline, reduce, fail, lower) | |
| skid(decline, degenerate, deteriorate, degrade) | |
| spoil(verb, decline, fail, lower) | |
| undermine(decline, degenerate, deteriorate, degrade) | |
| vitiate(decline, reduce, lapse, degenerate) | |
| wear away(expression, decline, degenerate, deteriorate) |
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| APA | Smart Define. (2016). retrogress thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/retrogress/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "retrogress thesaurus" https://smartdefine.org/retrogress/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2016, retrogress thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/retrogress/thesaurus/synonyms>. |
| MLA | Smart Define. "retrogress thesaurus" 14 March 2016. Web. 1 October 2026. <https://smartdefine.org/retrogress/thesaurus/synonyms> |