Synonyms|178Antonyms|32|Broader|2Narrower|0Related|7

58 entries under sturdy topic. ×

1
authoritarian(adjective, strong, hard, tough, severe)
1
bitter(adjective, strong, hard, tough, severe)
1
bullheaded(adjective, strong, hard, tough, severe)
1
by the book(expression, adjective, idiom, strong, hard)
1
cruel(adjective, strong, hard, tough, severe)
1
disciplinary(adjective, strong, hard, tough, severe)
1
dyed-in-the-wool(adjective, strong, hard, tough, severe)
1
flinty(adjective, strong, hard, tough, severe)
1
forbidding(adjective, strong, hard, tough, severe)
1
frowning(adjective, strong, hard, tough, severe)
1
grim(adjective, strong, hard, tough, severe)
1
hang-tough(adjective, strong, hard, tough, severe)
1
hard(adjective, strong, tough, severe, rough)
1
hard-core(adjective, strong, hard, tough, severe)
1
hardheaded(adjective, strong, hard, tough, severe)
1
harsh(adjective, strong, hard, tough, severe)
1
immovable(adjective, strong, hard, tough, difficult)
1
implacable(adjective, strong, hard, tough, severe)
1
mortified(adjective, strong, hard, tough, severe)
1
mulish(adjective, strong, hard, tough, severe)
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APASmart Define. (2015). hard-line thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hard-line/thesaurus/synonyms
ChicagoSmart Define. 2015. "hard-line thesaurus" https://smartdefine.org/hard-line/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, hard-line thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hard-line/thesaurus/synonyms>.
MLASmart Define. "hard-line thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/hard-line/thesaurus/synonyms>