1. Not fit to fly

See also: airworthiness

Antonym: airworthy

• relentless
• relentlessly
• relentlessness
• relevance
• relevancy
• relevant
• relevantly
• reliability
• reliable
• reliableness
• reliably
• reliance
• reliant
• relic
• relict
• relief
• relief map
• relief pitcher
• relief printing
• relief teacher
• relief valve
• relievable
• relieve
• relieve oneself
• relieved