Synonyms|328Antonyms|70|Broader|1Narrower|0Related|106

108 entries under tough topic. ×

4
implacable(adjective, mean, strong, hard)
4
persevering(adjective, firm, determined, unreasonable)
4
ungovernable(difficult, determined, awkward, impulsive)
3
grim(adjective, strong, hard, firm)
3
set in stone(expression, adjective, idiom, mean, hard)
3
single-minded(adjective, firm, determined, resolute)
3
uncooperative(adjective, mean, hard, difficult)
2
cussed(adjective, firm, unreasonable, grim)
2
incompliant(adjective, firm, difficult, awkward)
2
rebellious(adjective, firm, unreasonable, grim)
2
unpliable(difficult, awkward, obstinate, stubborn)
1
astringent(adjective, strong, hard, severe)
1
astute(adjective, hard, sharp, practical)
1
austere(adjective, strong, hard, severe)
1
authoritarian(adjective, strong, hard, severe)
1
awkward(difficult, obstinate, stubborn, willful)
1
bitter(adjective, strong, hard, severe)
1
by the book(expression, adjective, idiom, strong, hard)
1
cantankerous(firm, difficult, awkward, unreasonable)
1
disciplinary(adjective, strong, hard, severe)
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HarvardSmart Define 2015, mulish thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/mulish/thesaurus/synonyms>.
MLASmart Define. "mulish thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/mulish/thesaurus/synonyms>