<p><strong>Verb (used with object):</strong></p><ul><li>To destroy or diminish the perfection of: "The book is blemished by those long, ineffective descriptions."</li></ul><p><strong>Synonyms:</strong></p><ul><li>Deface</li><li>Impair</li><li>Damage</li><li>Mar</li><li>Injure</li><li>Taint</li><li>Tarnish</li><li>Spot</li><li>Sully</li><li>Stain</li></ul><p><strong>Antonyms:</strong></p><ul><li>Repair</li><li>Purify</li></ul><p><strong>Noun:</strong></p><ul><li>A mark that detracts from appearance, as a pimple or a scar</li><li>A defect or flaw; stain; blight: "A blemish on his record."</li></ul><p><strong>Synonyms:</strong></p><ul><li>Taint</li><li>Speck</li><li>Spot</li><li>Blot</li></ul>