1
persistent(adjective, obstinate, insistent, dogged)
1
powerhouse
1
prominent
1
recalcitrant(adjective, persistent, obstinate, insistent, dogged)
1
red-blooded(strong, tough, bold, resolute, spirited)
1
refractory(adjective, persistent, obstinate, insistent, dogged)
1
relentless(adjective, persistent, obstinate, insistent, dogged)
1
resolved(adjective, persistent, obstinate, insistent, dogged)
1
rigid(adjective, persistent, obstinate, insistent, dogged)
1
robust
1
rugged
1
set(adjective, persistent, obstinate, insistent, dogged)
1
severe(adjective, persistent, obstinate, insistent, dogged)
1
single-minded(adjective, persistent, obstinate, insistent, dogged)
1
soldierlike
1
soldierly
1
spartan(strong, tough, noble, bold, resolute)
1
stand tall(expression, strong, tough, noble, bold)
1
stern(adjective, persistent, obstinate, insistent, dogged)
1
store
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APASmart Define. (2016). stouthearted thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/stouthearted/thesaurus/synonyms
ChicagoSmart Define. 2016. "stouthearted thesaurus" https://smartdefine.org/stouthearted/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, stouthearted thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/stouthearted/thesaurus/synonyms>.
MLASmart Define. "stouthearted thesaurus" 23 March 2016. Web. 25 September 2026. <https://smartdefine.org/stouthearted/thesaurus/synonyms>