dodecagon
undecagon
octagon
nonagon
heptagon
tetrakaidecagon
tetradecagon
hexagon
hendecagon
tridecagon
triskaidecagon
hexadecagon
quindecagon
triangle
trigon
trilateral
pentadecagon
enneagon
decagon
septagon
myriagon
pentagon
many-sided
icositrigon
tetracontakaihexagon
equilateral triangle
equiangular triangle
heptadecagon
hectogon
enneadecagon
polygonal
icosagon
hexacontagon
tetracontagon
icosikaidigon
icosidigon
hexahectaenneacontakaiheptagon
icosihenagon
tetragon
quadrangle
quadrilateral
enneacontahexagon
poly
dodecagonal
googolgon
tessellation
triacontadigon
megagon
pentacontagon
heptacontagon