382 entries under adjective topic. ×

5
inmost(obscure, intimate, secret, private)
5
intensive(strong, complete, heavy, powerful)
5
mighty
5
privy(intimate, secret, private, penetrating)
5
puzzling(hard, obscure, tricky, complicated)
5
total(great, sound, complete, intense)
5
unplumbed
4
ardent(strong, warm, intense, passionate)
4
awful
4
brilliant(smart, bright, intelligent, brainy)
4
canny(sharp, smart, intelligent, cunning)
4
colossal
4
confidential(intimate, private, personal)
4
crass
4
earnest(strong, warm, intense, powerful)
4
encyclopedic
4
enlightened(knowledge, smart, bright, sensible)
4
experienced(intimate, intellectual, secret, private)
4
gut(intimate, secret, private, personal)
4
immediate(intimate, secret, private, penetrating)
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APASmart Define. (2016). profound thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/profound/thesaurus/synonyms
ChicagoSmart Define. 2016. "profound thesaurus" https://smartdefine.org/profound/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, profound thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/profound/thesaurus/synonyms>.
MLASmart Define. "profound thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/profound/thesaurus/synonyms>