Antonyms of invalid from BoostVocab

invalid

/'ɪnvəlɪd/

noun
someone who is incapacitated by a chronic illness or injury
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Similar:

shut-in

type of:
sufferer sick person diseased person
verb
injure permanently
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Similar:

disable handicap incapacitate

type of:
wound injure
verb
force to retire, remove from active duty, as of firemen
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type of:
remove
adjective
having no cogency or legal force
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"invalid reasoning" "an invalid driver's license"

Similar:

void invalidated null nullified sophistic sophistical spurious uncollectible unsound bad fallacious false

Opposite:

valid
adjective
no longer valid
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"the license is invalid"

Similar:

expired

Antonyms of invalid

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