piacular /pī-akˈū-lər/

1. Expiatory
2. Requiring expiation
3. Atrociously bad

piacularity /-larˈi-ti/ noun

• pteridomanias
• pteridophilist
• pteridophilists
• Pteridophyta
• pteridophyte
• pteridophytes
• pteridosperm
• pteridosperms
• pterin
• pterins
• pterion
• Pteris
• ptero-
• pterodactyl
• pterodactyle
• pterodactyles
• pterodactyls
• pteroic acid
• pteropod
• Pteropoda
• pteropod ooze
• pteropods
• pterosaur
• Pterosauria
• pterosaurian