153 entries under smooth topic. ×

14
sharp(adjective, mean, bad, cool)
14
shifty(adjective, false, dishonest, deceitful)
13
ingenious(adjective, mean, keen, sharp)
13
unctuous(adjective, smart, energetic, charming)
12
calculating(adjective, mean, keen, sharp)
12
oily(adjective, offensive, coarse, polished)
12
satiny
12
shiny(adjective, bright, polished, glistening)
11
astute(adjective, mean, cool, keen)
10
quick(adjective, light, cool, sharp)
10
skillful(adjective, good, light, cool)
9
plausible(adjective, smart, false, clever)
9
polished(adjective, smart, new, sophisticated)
8
knowing(adjective, keen, sharp, ability)
8
cagey(adjective, mean, keen, sharp)
8
facile(adjective, easy, ability, informal)
8
icy(adjective, polished)
8
insincere(adjective, offensive, coarse, dishonest)
8
keen(adjective, sharp, fine, smart)
8
polish(verb, clear, press, improve)
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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>