Adjective unrestrained has 4 senses
  1. unrestrained - not subject to restraint; "unrestrained laughter"
    Antonyms:
    restrained, bated, checked, curbed, close, confined, contained, low-key, low-keyed, subdued, unexpansive
  2. uncontrolled, unrestrained, untempered - extravagant or extreme; "the inhumanity of his untempered principles"- M.S.Dworkin
    Antonym: temperate (indirect, via intemperate)
  3. delirious, excited, frantic, mad, unrestrained - marked by uncontrolled excitement or emotion; "a crowd of delirious baseball fans"; "something frantic in their gaiety"; "a mad whirl of pleasure"
    Antonym: tame (indirect, via wild)
  4. flamboyant, resplendent, unrestrained - richly and brilliantly colorful
    Antonyms: colorless, colourless (indirect, via colorful)
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