14
rebelliously(adverb, insolently, stubbornly, naughtily, waywardly)
12
boldly(adverb, insolently, bravely, blatantly, brazenly)
9
challengingly(adverb, counteractively)
8
insolently(adverb, insolently, challengingly, provocatively, unashamedly)
6
audaciously(adverb, insolently)
6
insubordinately(adverb, naughtily, waywardly, disobediently)
5
obstinately(adverb, unwillingly)
4
aggressively(adverb, bad behavior)
3
bravely(adverb, bravely)
3
brazenly(adverb, insolently)
3
resistantly(adverb, unwillingly)
3
rudely(adverb, insolently)
3
stubbornly(adverb, unwillingly)
2
belligerently(adverb, bad behavior)
2
contumaciously
2
courageously(adverb, bravely)
2
fearlessly(adverb, bravely)
2
provocatively
2
recalcitrantly
2
saucily(adverb, insolently)
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APASmart Define. (2016). defiantly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/defiantly/thesaurus/synonyms
ChicagoSmart Define. 2016. "defiantly thesaurus" https://smartdefine.org/defiantly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, defiantly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/defiantly/thesaurus/synonyms>.
MLASmart Define. "defiantly thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/defiantly/thesaurus/synonyms>