382 entries under adjective topic. ×

6
bottomless(complete, deep)
6
complete
6
detailed(complete, full, intimate, secret)
6
essential(basic, intimate, fundamental, secret)
6
out-and-out(great, complete, intense, full)
6
powerful(clear, strong, intense, passionate)
6
radical(basic, fundamental)
6
terrible
5
elemental(intimate, secret, private, penetrating)
5
extensive(great, complete, intense, emotional)
5
fervent(strong, warm, intense, passionate)
5
fierce(strong, great, sharp, harsh)
5
firsthand(intimate, secret, private, penetrating)
5
gross
5
guarded(intimate, secret, private, penetrating)
5
hearty(great, warm, intense, emotional)
5
impenetrable
5
in-depth(complete, full, intimate, secret)
5
informed(sensible, deep, thoughtful, wise)
5
inherent(essential, basic, intimate, fundamental)
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APASmart Define. (2016). profound thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/profound/thesaurus/synonyms
ChicagoSmart Define. 2016. "profound thesaurus" https://smartdefine.org/profound/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, profound thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/profound/thesaurus/synonyms>.
MLASmart Define. "profound thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/profound/thesaurus/synonyms>