165 entries under even topic. ×

1
make equal(verb, expression, smooth, associate)
1
make flat(verb, expression, smooth, flatten)
1
make plumb(expression, correct, flatten, rectify)
1
make straight(expression, correct, flatten, rectify)
1
matched(adjective, smooth, like, flat, equal)
1
mild(adjective, quiet, soft, gentle, flat)
1
mirrorlike(adjective, quiet, soft, gentle, flat)
1
neaten(correct, flatten, rectify, unbend)
1
normal(adjective, ordinary, usual, rigid)
1
of same height(expression, adjective, idiom, smooth, flat)
1
on a line(expression, adjective, idiom, smooth, flat)
1
on one plane(expression, adjective, idiom, smooth, flat)
1
ossified(adjective, rigid, inflexible, reliable)
1
planed(verb, adjective, smooth, flat, match)
1
put in order(expression, idiom, correct, rectify)
1
put perpendicular(expression, correct, flatten, rectify)
1
put straight(expression, correct, flatten, rectify)
1
put to rights(expression, idiom, correct, rectify)
1
put upright(expression, correct, flatten, rectify)
1
put vertical(expression, correct, flatten, rectify)
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APASmart Define. (2016). level thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/level/thesaurus/synonyms
ChicagoSmart Define. 2016. "level thesaurus" https://smartdefine.org/level/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, level thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/level/thesaurus/synonyms>.
MLASmart Define. "level thesaurus" 1 March 2016. Web. 21 September 2026. <https://smartdefine.org/level/thesaurus/synonyms>