enneadecagon
heptadecagon
icositrigon
icosagon
hexadecagon
octadecagon
tetrakaidecagon
tetradecagon
quindecagon
tridecagon
triskaidecagon
icosihenagon
icosidigon
icosikaidigon
dodecagon
tetracontakaihexagon
triacontakaitetragon
heptacontagon
pentadecagon
triacontatetragon
icositetragon
hexagon
pentagon
triacontagon
hendecagon
septagon
undecagon
heptagon
decagon
octagon
octacontagon
hexahectaenneacontakaiheptagon
hectogon
triacontadigon
tetracontadigon
sidelength
tetracontagon
kilogon
hexacontagon
henagon
triangle
quadrilateral
nonagon
chiliagon
myriagon
hectagon
triskaidecagram
enneagon
tridecagram
tridecagonal
quadrangle
tetragon
hendecagonal
dihectagon
pentacontagon
enneacontagon
enneadecahedron
dodecagram
megagon
hemi-icosahedron
enneacontahexagon
dodecahemicosahedron
isogon
tridecahedron
fourgon
heptadecahedron
square
infinigon
tetradecahedron
icosahedron
octadecahedron
incircle
bigon
digon
mitre
teragon
hexadecahedron
kitty-cornered
reentrant angle
catercorner
reentering polygon
reentrant polygon
cata-cornered
catty-cornered
catacorner
cater-cornered
reentering angle
cross
kitty-corner
small icosihemidodecahedron
catty-corner