22 entries under adjective topic. ×
| adult | |
| mature | |
| grown-up | |
| sophisticated | |
| old | |
| good | |
| advanced | |
| big | |
| complete | |
| done | |
| fantastic | |
| fledged | |
| full-fledged | |
| honorable | |
| orthodox | |
| perfect | |
| pristine | |
| proficient | |
| right | |
| ripe |
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Infantile on
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| APA | Smart Define. (2015). infantile thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/infantile/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "infantile thesaurus" https://smartdefine.org/infantile/thesaurus/antonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, infantile thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/infantile/thesaurus/antonyms>. |
| MLA | Smart Define. "infantile thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/infantile/thesaurus/antonyms> |