obsidional /ob- or əb-sidˈi-ə-nəl/

Relating to a siege (also obsidˈionary)

• perigons
• Perigordian
• perigynies
• perigynous
• perigyny
• perihelia
• perihelion
• perihepatic
• perihepatitis
• perihepatitises
• perikarya
• perikaryon
• peril
• periled
• periling
• perilled
• perilling
• perilous
• perilously
• perilousness
• perilousnesses
• perils
• perilune
• perilunes
• perilymph