5
foolishly(adverb, ignorantly, foolishly, stupidly)
5
mindlessly(adverb, thoughtlessly, ignorantly, stupidly)
4
inanely(adverb, thoughtlessly, foolishly)
4
stupidly(adverb, foolishly)
3
fatuously(adverb, thoughtlessly)
3
idiotically(adverb, foolishly)
3
thoughtlessly(adverb, thoughtlessly, stupidly)
2
absurdly(adverb, foolishly)
2
asininely
2
crazily(adverb, foolishly, stupidly)
2
dumbly(adverb, foolishly)
2
ignorantly(adverb, ignorantly, foolishly)
2
moronically(adverb, foolishly)
2
obtusely(adverb, stupidly)
2
unintelligently(adverb, ignorantly)
1
blankly(adverb, thoughtlessly)
1
daftly
1
doltishly(adverb, foolishly)
1
dully
1
illiterately(adverb, ignorantly)
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APASmart Define. (2015). brainlessly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/brainlessly/thesaurus/synonyms
ChicagoSmart Define. 2015. "brainlessly thesaurus" https://smartdefine.org/brainlessly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, brainlessly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/brainlessly/thesaurus/synonyms>.
MLASmart Define. "brainlessly thesaurus" 6 April 2015. Web. 20 September 2026. <https://smartdefine.org/brainlessly/thesaurus/synonyms>