1. Not fit to fly

See also: airworthiness

Antonym: airworthy

• aporia
• Aporocactus
• Aporocactus flagelliformis
• aport
• aposelene
• aposematic
• aposematic coloration
• aposiopesis
• aposiopetic
• apostasy
• apostate
• apostatise
• apostatize
• Apostelic Father
• apostille
• apostle
• Apostle of Germany
• Apostle of the Gentiles
• Apostle Paul
• apostleship
• apostolate
• apostolic
• apostolic delegate
• apostolical
• apostrophe