planar

equivalents

coplanar

flat

flattened

placoid

planate

platelike

tabular

etymologically-related-terms

plane

same-contexts

3-dimensional

acyclic

bimodal

bipyramidal

geometric

isometric

k-partite

linear

maximal

order-preserving

orthogonal

point-set

pyramidal

radial

rotational

sequential

sestamibi

straight-line

tetrahedral

three-dimensional

tomographic

topological

two-dimensional

rhymes

Gaynor

Mainer

Rainer

campaigner

complainer

container

craner

drainer

entertainer

gainer

graner

mainer

mainor

maner

nonplanar

painter

plainer

planer

retainer

saner

trainer