angioplasties

beastie

beasties

blastie

blastier

blasties

blastiest

dynasties

epinasties

hastier

hastiest

keratoplasties

nastier

nasties

nastiest

osteoplasties

pastie

pastier

pasties

pastiest

pederasties

rhinoplasties

tastier

tastiest

toastier

toastiest

vastier

vastiest

yeastier

yeastiest