1
soundly(adverb, well, severely, thoroughly, strongly)
1
stably(adverb, well, severely, thoroughly, strongly)
1
staunchly(adverb, tenaciously)
1
steadfastly(adverb, tenaciously)
1
stonily(adverb, tenaciously)
1
stubbornly(adverb, tenaciously)
1
sufferedly
1
supportingly
1
sustainingly
1
tenaciously(adverb, tenaciously)
1
tightly(adverb, severely, thoroughly, strongly, firmly)
1
time immemorial
1
tirelessly(adverb, tenaciously)
1
toleratedly
1
toleratingly
1
toughly(adverb, tenaciously)
1
truly(adverb, tenaciously)
1
unceasingly(adverb, perpetually)
1
undauntedly(adverb, tenaciously)
1
undyingly
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APASmart Define. (2015). enduringly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/enduringly/thesaurus/synonyms
ChicagoSmart Define. 2015. "enduringly thesaurus" https://smartdefine.org/enduringly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, enduringly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/enduringly/thesaurus/synonyms>.
MLASmart Define. "enduringly thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/enduringly/thesaurus/synonyms>