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Synonyms of invalid

Noun


1. invalid, shut-in, sick person, diseased person, sufferer

usage: someone who is incapacitated by a chronic illness or injury

Verb


1. invalid, remove

usage: force to retire, remove from active duty, as of firemen

2. disable, invalid, incapacitate, handicap, injure, wound

usage: injure permanently; "He was disabled in a car accident"

Adjective


1. invalid (vs. valid), bad, uncollectible, fallacious, unsound, false, invalidated, nullified, null, void, sophistic, sophistical, illegitimate

usage: having no cogency or legal force; "invalid reasoning"; "an invalid driver's license"

2. invalid, expired (vs. unexpired)

usage: no longer valid; "the license is invalid"

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See also: invalid (Dictionary)