Compare planar with other words:
planar vs. planer
planar vs. plantar
planar vs. straight
planar vs. prismoid
conchoidal vs. planar
planar vs. sector
anchor vs. planar
collimated vs. planar
planar vs. planarian
flatness vs. planar
alternating vs. planar
block vs. planar
planar vs. polyhedral
intersecting vs. planar
embedded vs. planar
plain vs. planar
bow vs. planar
planar vs. plane
flat vs. planar
planar vs. ring
planar vs. segment