1
single-minded
1
sleepless
1
slogging
1
sprightly(adjective, good, clear, pleasant, keen)
1
spry(adjective, good, clear, pleasant, keen)
1
stable
1
stanch
1
stimulated(adjective, good, clear, pleasant, keen)
1
stop at nothing
1
unabating
1
unceasing(adjective, strong, firm, determined, steady)
1
unchangeable
1
undaunted
1
undeterred(adjective, strong, firm, determined, steady)
1
undeviating
1
undimmed(adjective, good, clear, pleasant, keen)
1
undiscouraged
1
undrooping
1
unexhausted
1
unfaded(adjective, good, clear, pleasant, keen)
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APASmart Define. (2015). unwearied thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/unwearied/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwearied thesaurus" https://smartdefine.org/unwearied/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, unwearied thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/unwearied/thesaurus/synonyms>.
MLASmart Define. "unwearied thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/unwearied/thesaurus/synonyms>