65 entries under harmonized topic. ×

1
mated(adjective, like, even, similar, monotonous)
1
of same height(expression, adjective, idiom, calm, smooth)
1
on a line(expression, adjective, idiom, calm, smooth)
1
on a par(expression, adjective, idiom, calm, smooth)
1
on one plane(expression, adjective, idiom, calm, smooth)
1
plain(adjective, calm, smooth, flat, level)
1
planate(adjective, calm, smooth, flat, plain)
1
plane(adjective, calm, smooth, flat, plain)
1
planed(adjective, calm, smooth, flat, plain)
1
polished(adjective, calm, smooth, flat, plain)
1
precise(adjective, calm, smooth, flat, plain)
1
rolled(adjective, calm, smooth, flat, plain)
1
smooth(adjective, calm, flat, plain, level)
1
stable(adjective, calm, smooth, flat, plain)
1
steady(adjective, calm, smooth, flat, plain)
1
straight(adjective, calm, smooth, flat, plain)
1
trim(adjective, calm, smooth, flat, plain)
1
trimmed(adjective, calm, smooth, flat, plain)
1
unbroken(adjective, calm, smooth, flat, plain)
1
unfluctuating(adjective, calm, smooth, flat, plain)
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APASmart Define. (2016). comparable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/comparable/thesaurus/synonyms
ChicagoSmart Define. 2016. "comparable thesaurus" https://smartdefine.org/comparable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, comparable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/comparable/thesaurus/synonyms>.
MLASmart Define. "comparable thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/comparable/thesaurus/synonyms>