triapsidal /trī-apˈsi-d(ə)l/

With three apses (also triapsˈal)

• fast bowling
• fast-breeder reactor
• fast-breeder reactors
• fast by
• fast-day
• fast-days
• fasted
• fasten
• fastened
• Fasten-e'en
• fastener
• fasteners
• fastening
• fastenings
• fasten on
• fastens
• Fastens
• Fastens-eve
• Fastens Tuesday
• faster
• Fastern's-e'en
• fasters
• fastest
• Fastext
• fast food