0
imperatively(adverb, relentlessly)
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implacably
0
in cold blood(adverb, in a bad way)
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indestructibly
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inexorably
0
intransigently
0
pigheadedly
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pitilessly(adverb, relentlessly, inevitably, inflexibly, unavoidably)
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rockily
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steadfastly
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sternly
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unappeasably
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unbendingly(adverb, inflexibly)
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unforgivingly
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unreceptively
0
unshakably
0
unwaveringly
0
with difficulty(expression, idiom)
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APASmart Define. (2016). adamantly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/adamantly/thesaurus/synonyms
ChicagoSmart Define. 2016. "adamantly thesaurus" https://smartdefine.org/adamantly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, adamantly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/adamantly/thesaurus/synonyms>.
MLASmart Define. "adamantly thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/adamantly/thesaurus/synonyms>