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showing a lack of courage or confidence; easily frightened.
"I was too timid to ask for what I wanted"
synonyms: easily frightened, lacking courage, fearful, apprehensive, afraid, frightened, scared, faint-hearted, trembling, quaking, cowering, weak-kneed, shy, diffident, bashful, self-effacing, shrinking, unassuming, unassertive, reserved, retiring, reticent, quiet, timorous, nervous, modest, demure, coy, meek, humble, cowardly, pusillanimous, lily-livered, pigeon-hearted, spineless, craven, wimpish, sissy, yellow, yellow-bellied, chicken, gutless, cringey, poor-spirited, recreant