107 entries under deep topic. ×

10
avid(adjective, strong, keen, warm, intense)
10
emotional(adjective, strong, moving, keen, difficult)
9
vigorous(adjective, keen, warm, intense, energetic)
8
devoted(adjective, strong, kind, keen, warm)
7
fanatical(adjective, strong, moving, keen, warm)
7
strong(adjective, difficult, intense, energetic, passionate)
7
violent(adjective, clear, strong, tough, severe)
6
cordial(adjective, feeling, sincere, earnest)
6
fierce(adjective, clear, strong, tough, severe)
6
heartfelt(adjective, strong, keen, difficult, intense)
6
hearty(adjective, feeling, keen, warm, intense)
6
sincere(adjective, feeling, keen, intense, passionate)
5
anxious(adjective, strong, keen, intense, passionate)
5
lively(adjective, strong, keen, warm, intense)
4
breathless(adjective, feeling, strong, keen, intense)
4
forceful(adjective, clear, strong, tough, severe)
4
powerful(adjective, strong, intense, energetic, passionate)
4
stormy(adjective, passionate, enthusiastic, lively, hot)
3
agog(adjective, strong, keen, warm, intense)
3
extreme(adjective, strong, keen, intense, passionate)
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APASmart Define. (2015). fervid thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fervid/thesaurus/synonyms
ChicagoSmart Define. 2015. "fervid thesaurus" https://smartdefine.org/fervid/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, fervid thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fervid/thesaurus/synonyms>.
MLASmart Define. "fervid thesaurus" 17 July 2015. Web. 23 September 2026. <https://smartdefine.org/fervid/thesaurus/synonyms>