A·po 
(äpō)
(äpō) The highest mountain, 2,954 m (9,692 ft), of the Philippines, an active volcano on southeast Mindanao.
- infectious mononucleosis
- infectiousness
- infective
- infectiveness
- infectivity
- infelicitous
- infelicitously
- infelicity
- infer
- inferable
- inferably
- inference
- inferential
- inferentially
- inferior
- inferior cerebellar peduncle
- inferior conjunction
- inferiority
- inferiority complex
- inferiorly
- inferior planet
- infernal
- infernally
- infernal machine
- inferno