Synonyms|459Antonyms|106|Broader|3Narrower|0Related|84

67 entries under tough topic. ×

1
unpliable(difficult, awkward, obstinate, stubborn)
1
unreasonable(firm, grim, inflexible, obstinate)
1
unruly(difficult, awkward, obstinate, stubborn)
1
untoward(firm, unreasonable, grim, inflexible)
0
difficult(awkward, obstinate, stubborn, willful)
0
levelheaded(adjective, hard, shrewd, stubborn)
0
shrewd(adjective, hard, sharp, practical)
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ChicagoSmart Define. 2015. "pertinacious thesaurus" https://smartdefine.org/pertinacious/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, pertinacious thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/pertinacious/thesaurus/synonyms>.
MLASmart Define. "pertinacious thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/pertinacious/thesaurus/synonyms>