cornu/ʹkawnyooh/ noun (pl cornua /ʹkawnyoohə/)

• apologise
• apologist
• apologize
• apologue
• apology
• apolune
• apomixis
• apomorphine
• aponeurosis
• apophthegm
• apophyllite
• apophysis
• apoplectic
• apoplexy
• apoptosis
• aporia
• aposematic
• aposiopesis
• apostasy
• apostate
• apostatize
• a posteriori
• apostle
• apostlebird
• apostle spoon