56 entries under adjective topic. ×
| foul | |
| unsanitary | |
| noxious(sweet, healthy, injurious, deadly) | |
| dirty | |
| filthy | |
| insanitary | |
| unclean | |
| contaminated | |
| grimy | |
| unhealthy | |
| dingy | |
| messy | |
| mucky | |
| muddy | |
| nasty | |
| polluted | |
| sloppy | |
| soiled | |
| sordid | |
| unhygienic |
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| APA | Smart Define. (2015). hygienic thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/hygienic/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "hygienic thesaurus" https://smartdefine.org/hygienic/thesaurus/antonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, hygienic thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/hygienic/thesaurus/antonyms>. |
| MLA | Smart Define. "hygienic thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/hygienic/thesaurus/antonyms> |