52 entries under persistent topic. ×

2
froward(adjective, restless, obstinate, insistent)
2
hard-line(difficult, awkward, obstinate, stubborn)
2
inexorable(tough, firm, obstinate, stubborn)
2
relentless(tough, firm, obstinate, stubborn)
2
resolved(adjective, determined, fixed, obstinate)
2
rigid(tough, firm, obstinate, stubborn)
2
single-minded(tough, firm, obstinate, stubborn)
2
steadfast(tough, firm, obstinate, stubborn)
2
stiff-necked(adjective, tough, firm, unreasonable, grim)
2
unflinching(adjective, determined, fixed, obstinate)
1
anal-retentive(adjective, obstinate, insistent, dogged)
1
demanding(adjective, obstinate, insistent, dogged)
1
exacting(adjective, obstinate, insistent, dogged)
1
hard-shell(adjective, obstinate, insistent, dogged)
1
hard-shelled(adjective, obstinate, insistent, dogged)
1
hell-bent(adjective, obstinate, insistent, dogged)
1
hidebound(adjective, obstinate, insistent, dogged)
1
insurgent(adjective, obstinate, insistent, dogged)
1
inveterate(adjective, obstinate, insistent, dogged)
1
invincible(adjective, obstinate, insistent, dogged)
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APASmart Define. (2015). unmanageable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unmanageable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unmanageable thesaurus" https://smartdefine.org/unmanageable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, unmanageable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unmanageable/thesaurus/synonyms>.
MLASmart Define. "unmanageable thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/unmanageable/thesaurus/synonyms>