881 entries under adjective topic. ×
| artful(characteristic, sharp, intelligent, cunning) | |
| deep-seated(down, original, essential, basic) | |
| designing(characteristic, smart, cunning, slick) | |
| extreme(strong, great, sharp, intense) | |
| heartfelt(feeling, strong, great, warm) | |
| keen(clear, strong, tough, severe) | |
| serious(reasonable, keen, important, significant) | |
| heavy(dull, set, strong, tough) | |
| absorbed(excite, intense, property, full) | |
| absorbing(property, captivating, spellbinding, hypnotic) | |
| astute(characteristic, sharp, smart, bright) | |
| cunning(characteristic, sharp, intelligent, cunning) | |
| discerning(characteristic, keen, sharp, smart) | |
| involved(hard, obscure, property, complex) | |
| occult(hard, evil, obscure, heavy) | |
| resonant(strong, intense, big, heavy) | |
| ardent(person, strong, warm, difficult) | |
| bass(sound, intense, sounds, throaty) | |
| difficult(hard, severe, meaning, abstract) | |
| full(clear, strong, open, smooth) |
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| APA | Smart Define. (2016). deep thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/deep/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "deep thesaurus" https://smartdefine.org/deep/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, deep thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/deep/thesaurus/synonyms>. |
| MLA | Smart Define. "deep thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/deep/thesaurus/synonyms> |