Synonyms|319Antonyms|166|Broader|2Narrower|0Related|1.1k

80 entries under strong topic. ×

5
intractable(adjective, tough, firm, cold)
4
hard-boiled(adjective, hard, sound, tough)
4
tough(adjective, hard, determined, unreasonable)
3
firm(adjective, hard, tough, determined)
3
grim(adjective, hard, tough, determined)
3
implacable(adjective, hard, tough, firm)
2
harsh(adjective, hard, tough, severe)
2
severe(adjective, hard, tough, harsh)
1
astringent(adjective, hard, tough, severe)
1
austere(adjective, hard, tough, severe)
1
authoritarian(adjective, hard, tough, severe)
1
bitter(adjective, hard, tough, severe)
1
by the book(expression, adjective, idiom, hard)
1
cruel(adjective, hard, tough, severe)
1
disciplinary(adjective, hard, tough, severe)
1
dyed-in-the-wool(adjective, hard, tough, severe)
1
flinty(adjective, hard, tough, severe)
1
forbidding(adjective, hard, tough, severe)
1
frowning(adjective, hard, tough, severe)
1
hang-tough(adjective, hard, tough, severe)
For more, visit Hardheaded on Power Thesaurus
11 years ago|10k views|share |citing 
APASmart Define. (2015). hardheaded thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/hardheaded/thesaurus/synonyms
ChicagoSmart Define. 2015. "hardheaded thesaurus" https://smartdefine.org/hardheaded/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, hardheaded thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/hardheaded/thesaurus/synonyms>.
MLASmart Define. "hardheaded thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/hardheaded/thesaurus/synonyms>