1
hysterically(adjective, fiercely, wildly, hilariously, ludicrously)
1
icily(adverb, severely)
1
immeasurably
1
impassionedly
1
imperially(adverb, severely)
1
imperviously
1
impregnably
1
impressively
1
in the extreme(expression, idiom, greatness)
1
incalculably
1
incisively
1
indeed
1
indefatigably
1
indefinitely
1
infinitely
1
insanely(fiercely, wildly)
1
inscrutably
1
intolerantly(adverb, severely)
1
invincibly
1
invulnerably
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APASmart Define. (2015). intensely thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/intensely/thesaurus/synonyms
ChicagoSmart Define. 2015. "intensely thesaurus" https://smartdefine.org/intensely/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, intensely thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/intensely/thesaurus/synonyms>.
MLASmart Define. "intensely thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/intensely/thesaurus/synonyms>