500 entries under adjective topic. ×

8
graceful(appearance, taste, beauty, smell)
8
groovy(great, perfect, job, super)
8
icy(smooth, polished)
8
insincere(smooth, offensive, coarse, dishonest)
8
keen(smooth, sharp, fine, smart)
8
nifty(good, smart, bright, new)
8
soft(appearance, taste, beauty, smell)
8
subtle(smooth, false, cunning, clever)
8
swell(great, tough, keen, fine)
8
tricksy
7
Machiavellian(negative, bad behavior)
7
corking(great, perfect, job, super)
7
dishonest(mean, smooth, false, deceitful)
7
dodgy
7
expert(cool, smart, bright, skill)
7
first-class(great, perfect, job, super)
7
fly(appearance, taste, beauty, smell)
7
grand(great, perfect, job, super)
7
greasy(smooth, cunning, deceitful, polished)
7
masterly(skill, cunning, expert, skilled)
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APASmart Define. (2016). slick thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/slick/thesaurus/synonyms
ChicagoSmart Define. 2016. "slick thesaurus" https://smartdefine.org/slick/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, slick thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/slick/thesaurus/synonyms>.
MLASmart Define. "slick thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/slick/thesaurus/synonyms>