881 entries under adjective topic. ×

8
exhaustive(great, extreme, intimate, secret)
8
far(adverb, obscure, down, humble)
8
fervent(clear, strong, tough, severe)
8
foxy(sharp, intelligent, shrewd, clever)
8
grave(sound, tough, severe, intense)
8
hard(strong, tough, severe, intense)
8
hearty(person, great, warm, energetic)
8
immersed(activity, full, down, fixed)
8
inmost(down, intimate, secret, private)
8
innermost(intimate, secret, private, personal)
8
intelligent(characteristic, sharp, smart, bright)
7
intent(activity, strong, excite, intense)
7
intricate(hard, evil, obscure, heavy)
7
mystifying(hard, evil, delicate, loose)
7
rapt(activity, excite, informal, intense)
7
sagacious(sharp, smart, bright, intelligent)
7
sonorous(strong, intense, big, heavy)
7
sound(noun, verb, good, reasonable)
7
tricky(sharp, intelligent, cunning, clever)
7
wily(sharp, intelligent, cunning, clever)
10 years ago|42k views|share |citing 
APASmart Define. (2016). deep thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/deep/thesaurus/synonyms
ChicagoSmart Define. 2016. "deep thesaurus" https://smartdefine.org/deep/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, deep thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/deep/thesaurus/synonyms>.
MLASmart Define. "deep thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/deep/thesaurus/synonyms>