27 entries under definitely topic. ×

13
strongly(adverb, fast, severely, intensely, fiercely)
11
persistently(adverb, resolutely, obstinately, stably)
11
rigidly(adverb, severely, strongly, strictly)
11
tightly(adverb, firm, fast, severely, thoroughly)
11
stiffly(adverb, severely, strongly, sharply)
9
fast(adjective, adverb, firm, severely, junction)
9
stably(adverb, severely, strongly, strictly)
6
inflexibly(adverb, strongly, rigidly, obstinately)
4
adamantly(adverb, resolutely, determinedly, obstinately)
4
durably(adverb, severely, strongly, strictly)
4
solid(adjective, adverb, severely, strongly)
4
soundly(adverb, firm, severely, thoroughly, strongly)
4
surely(adverb, absolutely, very, really, exactly)
4
tight(adverb, firm, fast, severely, thoroughly)
2
confidently(adverb, resolutely, inflexibly)
2
strictly(adverb, hard, badly, severely, thoroughly)
1
doubtlessly(absolutely, very, really, exactly, easily)
1
emphatically(adverb, flat, sure, absolutely, positively)
1
enduringly(adverb, severely, strongly, strictly)
1
intently(adverb, hard, thoroughly, closely, carefully)
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APASmart Define. (2015). firmly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/firmly/thesaurus/synonyms
ChicagoSmart Define. 2015. "firmly thesaurus" https://smartdefine.org/firmly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, firmly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/firmly/thesaurus/synonyms>.
MLASmart Define. "firmly thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/firmly/thesaurus/synonyms>