UNAIRWORTHY Antonyms

• endorsed authoritatively as having met certain requirements

• fit to be certified as insane (and treated accordingly)

• holding appropriate documentation and officially on record as qualified to perform a specified function or practice a specified skill

• worthy of reliance or trust

• worthy of being depended on

• consistent in performance or behavior

• financially safe

• meeting adequate standards for a purpose

• physically and mentally sound or healthy

• a display of bad temper

• a sudden uncontrollable attack

• the manner in which something fits

• a sudden flurry of activity (often for no obvious reason)

• (usually followed by `to' or `for') on the point of or strongly disposed

• be agreeable or acceptable to

• be the right size or shape; fit correctly or as desired

• make fit

• insert or adjust several objects or people

• be compatible, similar or consistent; coincide in their characteristics

• conform to some shape or size

• provide with (something) usually for a specific purpose

• fill, satisfy or meet a want or need or condition or restriction

• make correspond or harmonize

• worthy of reliance or trust

• worthy of being depended on

• conforming to fact and therefore worthy of belief

• free from danger or the risk of harm

• having reached a base without being put out

• strongbox where valuables can be safely kept

• a ventilated or refrigerated cupboard for securing provisions from pests

• contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse

• (of an undertaking) secure from risk

• financially safe

• financially secure and safe

• in good condition; free from defect or damage or decay

• the particular auditory effect produced by a given cause

• the subjective sensation of hearing something

• mechanical vibrations transmitted by an elastic medium

• the sudden occurrence of an audible event

• the audible part of a transmitted signal

• (phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language

• a narrow channel of the sea joining two larger bodies of water

• a large ocean inlet or deep bay

• exercising or showing good judgment

• in excellent physical condition

• logically valid

• having legal efficacy or force

• vigorous or severe

• free from moral defect

• (of sleep) deep and complete

• complete; thorough

• appear in a certain way

• make a certain noise or sound

• give off a certain sound or sounds

• announce by means of a sound

• utter with vibrating vocal chords

• cause to sound

• measure the depth of (a body of water) with a sounding line

• meant or adapted for an occasion or use

• worthy of being chosen especially as a spouse

• worthy of trust or belief

• taking responsibility for one's conduct and obligations

• having worth or merit or value; being honorable or admirable

• an important, honorable person (word is often used humorously)

• worthy of being chosen especially as a spouse

• having qualities or abilities that merit recognition in some way

• (of aircraft) fit to fly