187 entries under intense topic. ×

3
dashing(adjective, smart, bright, energetic)
3
determined(adjective, clear, tough, severe)
3
excessive(adjective, strong, powerful, penetrating)
3
hyperborean(adjective, cool, severe, sharp)
3
inventive(adjective, sharp, smart, bright)
3
resolute(adjective, clear, tough, severe)
3
sincere(adjective, great, passionate, deep)
3
spry(adjective, good, clear, pleasant, bright)
2
appetent(adjective, strong, kind, violent)
2
below zero(expression, cool, severe, sharp)
2
bold(adjective, sharp, smart, bright)
2
boreal(adjective, cool, severe, sharp)
2
chilled(adjective, cool, severe, sharp)
2
daring(adjective, smart, bright, energetic)
2
dying to(expression, adjective, strong, warm)
2
hard-working(adjective, smart, energetic, enthusiastic)
2
hiemal(adjective, cool, severe, sharp)
2
lusty(adjective, passionate, enthusiastic, fierce)
2
marked(adjective, strong, powerful, penetrating)
2
polar(adjective, cool, severe, sharp)
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APASmart Define. (2016). keen thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/keen/thesaurus/synonyms
ChicagoSmart Define. 2016. "keen thesaurus" https://smartdefine.org/keen/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, keen thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/keen/thesaurus/synonyms>.
MLASmart Define. "keen thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/keen/thesaurus/synonyms>