Synonyms of the word

flaw

• n. (obsolete) A flake, fragment, or shiver.
• n. (obsolete) A thin cake, as of ice.
• n. A crack or breach, a gap or fissure; a defect of continuity or cohesion.
• n. A defect, fault, or imperfection, especially one that is hidden.
• n. (law) A defect or error in a contract or other document which may make the document invalid or ineffective.
• v. (transitive) To add a flaw to, to make imperfect or defective.
• v. (intransitive) To become imperfect or defective.
• n. A sudden burst or gust of wind of short duration.
• n. A storm of short duration.
• n. A sudden burst of noise and disorder; a tumult; uproar; a quarrel.

blemish

• n. A small flaw which spoils the appearance of something, a stain, a spot.
• n. A moral defect; a character flaw.
• v. To spoil the appearance of.
• v. To tarnish (reputation, character, etc.); to defame.

damage

• n. Injury or harm; the condition or measure of something not being intact.
• n. (slang) Cost or expense.
• v. (transitive) To impair the soundness, goodness, or value of; to harm or cause destruction.

defect

• n. A fault or malfunction.
• n. The quantity or amount by which anything falls short.
• n. (mathematics) A part by which a figure or quantity is wanting or deficient.
• v. (intransitive) To abandon or turn against; to cease or change one's loyalty, especially from a military…
• v. (military) To desert one's army, to flee from combat.
• v. (military) To join the enemy army.
• v. (law) To flee one's country and seek asylum.

failing

• v. present participle of fail.
• n. weakness; defect.
• prep. if the preferred or prior option is not possible.

fault

• n. A defect; something that detracts from perfection.
• n. A mistake or error.
• n. A weakness of character; a failing.
• n. A minor offense.
• n. Blame; the responsibility for a mistake.
• n. (seismology) A fracture in a rock formation causing a discontinuity.
• n. (mining) In coal seams, coal rendered worthless by impurities in the seam.
• n. (tennis) An illegal serve.
• n. (electrical) An abnormal connection in a circuit.
• n. (obsolete) want; lack.
• n. (hunting) A lost scent; act of losing the scent.
• v. (transitive) To criticize, blame or find fault with something or someone.
• v. (intransitive, geology) To fracture.
• v. (intransitive) To commit a mistake or error.
• v. (intransitive, computing) To undergo a page fault.

imperfection

• n. (uncountable) Those qualities or features that are imperfect; the characteristic, state, or quality of…
• n. (countable) Something that makes something else less than perfect; a blemish, impurity, error, etc.

imperfectness

• n. The state of being imperfect.

weakness

• n. (uncountable) The condition of being weak.
• n. (countable) An inadequate quality; fault.
• n. (countable) A special fondness or desire.