- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
102 entries under tough topic. ×
| unamiable(adjective, hard, severe, cold) | |
| unbending(adjective, strong, hard, careless) | |
| uncompassionate(adjective, hard, severe, careless) | |
| uncordial(adjective, hard, severe, cold) | |
| astringent(adjective, strong, hard, sturdy) | |
| authoritarian(adjective, strong, hard, sturdy) | |
| bitter(adjective, strong, hard, sturdy) | |
| bullheaded(adjective, strong, hard, sturdy) | |
| by the book(expression, adjective, idiom, strong, hard) | |
| determined(adjective, strong, hard) | |
| disciplinary(adjective, strong, hard, sturdy) | |
| dyed-in-the-wool(adjective, strong, hard, sturdy) | |
| ferric(adjective, strong, hard, sturdy) | |
| ferrous(adjective, strong, hard, sturdy) | |
| flinty(adjective, strong, hard, sturdy) | |
| forbidding(adjective, strong, hard, sturdy) | |
| frowning(adjective, strong, hard, sturdy) | |
| grim(adjective, strong, hard, sturdy) | |
| hang-tough(adjective, strong, hard, sturdy) | |
| hard-core(adjective, strong, hard, sturdy) |
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| APA | Smart Define. (2015). insensible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/insensible/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "insensible thesaurus" https://smartdefine.org/insensible/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, insensible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/insensible/thesaurus/synonyms>. |
| MLA | Smart Define. "insensible thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/insensible/thesaurus/synonyms> |