- Definitions|0
- Thesaurus|499
- Abbreviations|0
13 entries under underdevelopment topic. ×
| backward(adjective, past) | |
| benighted(adjective, past) | |
| downhill(adjective, past) | |
| for the worse(expression, past) | |
| in the wrong direction(expression, past) | |
| primitive(adjective, past) | |
| regressive(adjective, past) | |
| retrograde(adjective, past) | |
| retrogressive(adjective, past) | |
| underdeveloped(adjective, past) | |
| undeveloped(adjective, past) | |
| unprogressive(adjective, past) | |
| unsophisticated(adjective, past) |
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| APA | Smart Define. (1970). future-proof thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/future-proof/thesaurus/antonyms |
| Chicago | Smart Define. 1970. "future-proof thesaurus" https://smartdefine.org/future-proof/thesaurus/antonyms (accessed September 21, 2026). |
| Harvard | Smart Define 1970, future-proof thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/future-proof/thesaurus/antonyms>. |
| MLA | Smart Define. "future-proof thesaurus" 1 January 1970. Web. 21 September 2026. <https://smartdefine.org/future-proof/thesaurus/antonyms> |