230 entries under intense topic. ×

8
earnest(adjective, energetic, passionate, violent)
8
extreme(adjective, hard, great, severe, sharp)
8
spirited(adjective, open, tough, bright, difficult)
8
trenchant(adjective, feeling, great, severe, sharp)
8
warm(adjective, feeling, open, difficult)
7
pronounced(adjective, bright, energetic, passionate)
7
animated(adjective, open, bright, difficult)
7
concentrated(adjective, set, hard, tough, firm)
7
fervid(adjective, difficult, energetic, passionate)
7
inviolable(adjective, power, strength, powerful)
7
vivacious(adjective, energetic, enthusiastic, powerful)
6
close(adjective, hard, great, sharp, firm)
6
enthusiastic(adjective, passionate, violent, powerful)
6
penetrating(adjective, severe, sharp, powerful)
6
piercing(adjective, feeling, sharp, big)
6
rough(adjective, hard, tough, violent)
6
significant(adjective, clear, open, important)
6
unattackable(adjective, power, strength, powerful)
5
bitter(adjective, hard, tough, sharp)
5
cutting(adjective, feeling, great, sharp, harsh)
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APASmart Define. (2016). strong thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/strong/thesaurus/synonyms
ChicagoSmart Define. 2016. "strong thesaurus" https://smartdefine.org/strong/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, strong thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/strong/thesaurus/synonyms>.
MLASmart Define. "strong thesaurus" 1 April 2016. Web. 25 September 2026. <https://smartdefine.org/strong/thesaurus/synonyms>