30 entries under tenaciously topic. ×

2
stubbornly(adverb, resolutely)
2
tirelessly(adverb, resolutely)
2
toughly(adverb, resolutely)
1
bravely
1
enduringly
1
fervently
1
stiffly
1
stonily
1
undauntedly
1
unflaggingly
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APASmart Define. (2015). staunchly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/staunchly/thesaurus/synonyms
ChicagoSmart Define. 2015. "staunchly thesaurus" https://smartdefine.org/staunchly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, staunchly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/staunchly/thesaurus/synonyms>.
MLASmart Define. "staunchly thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/staunchly/thesaurus/synonyms>