4
continuous(adjective, calm, quiet, direct, smooth)
4
cut(verb, reduce, diminish, lessen, curtail)
4
finish(verb, activity)
4
glabrous
4
glaze(verb, clear, press, smooth, level)
4
gloss(noun, verb, clear, press, smooth)
4
iron(verb, calm, quiet, clear, press)
4
jet(noun, vehicle, liquid, aircraft)
4
lay(verb, calm, quiet, clear, press)
4
measure(noun, extent)
4
mow(verb, cut, reduce, smooth, crush)
4
planing machine(noun, expression, idiom)
4
plateau(noun, extent)
4
polish(verb, adjective, clear, press, smooth)
4
sheet
4
space(noun, extent)
4
status(noun, position, point, level, quantity)
4
unruffled(adjective, quiet, soft, gentle, flat)
3
area(noun, top, level, face, side)
3
bland(adjective, quiet, soft, gentle, flat)
10 years ago|18k views|share |citing 
APASmart Define. (2015). plane thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/plane/thesaurus/synonyms
ChicagoSmart Define. 2015. "plane thesaurus" https://smartdefine.org/plane/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, plane thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/plane/thesaurus/synonyms>.
MLASmart Define. "plane thesaurus" 24 October 2015. Web. 21 September 2026. <https://smartdefine.org/plane/thesaurus/synonyms>