Synonyms|122Antonyms|0|Broader|0Narrower|0Related|33
6
smooth(adjective, smooth, flat, level, even)
3
agreeable
3
congenial
3
united
2
flat(adjective, quiet, smooth, soft, gentle)
2
glassy(adjective, quiet, smooth, soft, gentle)
2
glossy(adjective, quiet, smooth, soft, gentle)
2
sleek(adjective, quiet, smooth, soft, gentle)
2
accordant
1
even(adjective, quiet, smooth, soft, gentle)
1
level(adjective, quiet, smooth, soft, gentle)
1
polished(adjective, quiet, smooth, soft, gentle)
1
shiny(adjective, quiet, smooth, soft, gentle)
1
silky(adjective, quiet, smooth, soft, gentle)
1
slippery(adjective, smooth)
1
velvety(adjective, quiet, smooth, soft, gentle)
1
agreeing
1
akin
1
amicable
1
at one
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APASmart Define. (2015). frictionless thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/frictionless/thesaurus/synonyms
ChicagoSmart Define. 2015. "frictionless thesaurus" https://smartdefine.org/frictionless/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, frictionless thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/frictionless/thesaurus/synonyms>.
MLASmart Define. "frictionless thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/frictionless/thesaurus/synonyms>