50 entries under equal topic. ×

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
planed(verb, adjective, calm, smooth, flat)
1
precise(adjective, calm, smooth, flat, plain)
1
proportionate(adjective, calm, smooth, flat, plain)
1
same(adjective, calm, direct, smooth, right)
1
trimmed(adjective, calm, smooth, flat, plain)
1
unfluctuating(adjective, calm, direct, smooth, right)
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APASmart Define. (2015). plane thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/plane/thesaurus/synonyms
ChicagoSmart Define. 2015. "plane thesaurus" https://smartdefine.org/plane/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, plane thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/plane/thesaurus/synonyms>.
MLASmart Define. "plane thesaurus" 24 October 2015. Web. 20 September 2026. <https://smartdefine.org/plane/thesaurus/synonyms>