All ill-mannered synonyms

adj ill-mannered

• raw — uncooked, as articles of food: a raw carrot.
• rough — having a coarse or uneven surface, as from projections, irregularities, or breaks; not smooth: rough, red hands; a rough road.
• roughneck — a rough, coarse person; a tough.
• rude — discourteous or impolite, especially in a deliberate way: a rude reply.
• tacky — not tasteful or fashionable; dowdy.
• uncivil — without good manners; unmannerly; rude; impolite; discourteous.
• uncouth — awkward, clumsy, or unmannerly: uncouth behavior; an uncouth relative who embarrasses the family.
• ungracious — discourteous; ill-mannered: ungracious behavior.
• unmannerly — not mannerly; impolite; discourteous; coarse.
• unrefined — not refined; not purified, as substances: unrefined metal.
• vulgar — characterized by ignorance of or lack of good breeding or taste: vulgar ostentation.
• ill-behaved — 1. [numerical analysis] Said of an algorithm or computational method that tends to blow up because of accumulated roundoff error or poor convergence properties. 2. Software that bypasses the defined operating system interfaces to do things (like screen, keyboard, and disk I/O) itself, often in a way that depends on the hardware of the machine it is running on or which is nonportable or incompatible with other pieces of software. In the IBM PC/mess-dos world, there is a folk theorem (nearly true) to the effect that (owing to gross inadequacies and performance penalties in the OS interface) all interesting applications are ill-behaved. See also bare metal. Opposite: well-behaved, compare PC-ism.
• ill-bred — showing lack of good social breeding; unmannerly; rude.
• boorish — Boorish behaviour is rough, uneducated, and rude.
• cheap — Goods or services that are cheap cost less money than usual or than you expected.
• churlish — Someone who is churlish is unfriendly, bad-tempered, or impolite.
• coarse — Coarse things have a rough texture because they consist of thick threads or large pieces.
• discourteous — not courteous; impolite; uncivil; rude: a discourteous salesman.
• disrespectful — characterized by, having, or showing disrespect; lacking courtesy or esteem: a disrespectful remark about teachers.
• impertinent — intrusive or presumptuous, as persons or their actions; insolently rude; uncivil: a brash, impertinent youth.
• impolite — not polite or courteous; discourteous; rude: an impolite reply.
• insolent — boldly rude or disrespectful; contemptuously impertinent; insulting: an insolent reply.
• loud — (of sound) strongly audible; having exceptional volume or intensity: loud talking; loud thunder; loud whispers.
• loutish — like or characteristic of a lout; awkward; clumsy; boorish.
• raunchy — vulgar or smutty; crude; earthy; obscene: a raunchy joke.