firmament /fûrˈmə-mənt/

1. The solid sphere in which the stars were formerly thought to be fixed
2. The sky

• per impossibile
• perimysium
• perimysiums
• perinaeum
• perinaeums
• perinatal
• perinatology
• per incuriam
• perinea
• perineal
• perinephric
• perinephritis
• perinephritises
• perinephrium
• perinephriums
• perineum
• perineums
• perineural
• perineuria
• perineuritis
• perineuritises
• perineurium
• period
• periodate
• periodates