73 synonyms for flaw such as bug, blemish, blemish, and break. Flaw is a noun, and its antonyms are perfection and strength.
Blemish, break, bug, chip, crack, defect, deficiency, deformity, error, failing, fault, fissure, foible, fracture, glitch, gremlin, imperfection, inadequacy, insufficiency, kink, lack, limitation, mistake, omission, scratch, shortcoming, shortfall, snag, split, spot, taint, tear, virus, want, weak spot/point, and weakness.
Blemish, break, bug, chip, crack, defect, deficiency, deformity, error, failing, fault, fissure, foible, fracture, glitch, gremlin, imperfection, inadequacy, insufficiency, kink, lack, limitation, mistake, omission, scratch, shortcoming, shortfall, snag, split, spot, taint, tear, virus, want, weak spot/point, and weakness.