Synonyms|430Antonyms|71|Broader|1Narrower|0Related|59

94 entries under tough topic. ×

7
implacable(adjective, mean, strong, hard)
7
pertinacious(adjective, firm, resist, determined)
7
self-willed(adjective, firm, determined, resolute)
6
grim(adjective, strong, hard, severe)
6
immovable(adjective, mean, strong, hard)
6
intractable(adjective, firm, stupid, unreasonable)
6
tenacious(adjective, firm, resist, unreasonable)
4
firm(adjective, mean, strong, hard)
4
hard(adjective, mean, strong, harsh)
4
hard-nosed(adjective, mean, strong, hard)
4
refractory(adjective, firm, determined, unreasonable)
3
austere(adjective, strong, hard, severe)
3
iron(adjective, mean, hard, firm)
3
persevering(adjective, firm, unreasonable, grim)
3
remorseless(adjective, determined, unreasonable, grim)
3
severe(adjective, strong, hard, severe)
3
steely(adjective, strong, hard, determined)
3
strict(adjective, strong, hard, severe)
3
uncooperative(adjective, mean, hard, harsh)
2
astringent(adjective, strong, hard, severe)
For more, visit Stiff-necked on Power Thesaurus
11 years ago|4.3k views|share |citing 
APASmart Define. (2015). stiff-necked thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/stiff-necked/thesaurus/synonyms
ChicagoSmart Define. 2015. "stiff-necked thesaurus" https://smartdefine.org/stiff-necked/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, stiff-necked thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/stiff-necked/thesaurus/synonyms>.
MLASmart Define. "stiff-necked thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/stiff-necked/thesaurus/synonyms>