- Definitions|2
- Thesaurus|574
- Abbreviations|0
51 entries under verb topic. ×
| soften | |
| enervate | |
| weaken | |
| flex(noun, soften) | |
| melt | |
| tenderize | |
| impair | |
| lessen | |
| undermine | |
| abbreviate | |
| abet | |
| adjoin | |
| agitate | |
| allay | |
| alleviate | |
| amortize | |
| appease | |
| apply | |
| assuage | |
| attenuate |
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| APA | Smart Define. (2015). toughen thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/toughen/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "toughen thesaurus" https://smartdefine.org/toughen/thesaurus/antonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, toughen thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/toughen/thesaurus/antonyms>. |
| MLA | Smart Define. "toughen thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/toughen/thesaurus/antonyms> |