4
dedicated(adjective, complete, warm, total, passionate)
4
enthusiastic(adjective, complete, keen, warm, total)
4
frank(noun, adjective, open, honest, total)
4
gut(adjective, intuitive)
4
impassioned(adjective, strong, keen, warm, difficult)
4
innate(adjective, gut, intuitive)
4
inner(adjective, gut, intuitive)
4
interior(adjective, gut, intuitive)
4
internal(adjective, gut, intuitive)
4
involuntary(adjective, gut, intuitive)
4
open(adjective, honest, true, straightforward, straight)
4
spontaneous(adjective, gut, intuitive)
4
unthinking(adjective, gut, intuitive)
4
viscerous(adjective, gut, intuitive)
3
absorbed
3
eager(adjective, strong, keen, warm, difficult)
3
ecstatic(adjective, feeling, keen, warm, pain)
3
fast
3
good(adjective, enthusiastic, true, vigorous, real)
3
great(intense, involved, overwhelming)
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APASmart Define. (2016). heartfelt thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heartfelt/thesaurus/synonyms
ChicagoSmart Define. 2016. "heartfelt thesaurus" https://smartdefine.org/heartfelt/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, heartfelt thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heartfelt/thesaurus/synonyms>.
MLASmart Define. "heartfelt thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/heartfelt/thesaurus/synonyms>