粗暴|そぼうsobou[0]heiban (flat)

1. na-adjective, nounrough (behaviour, temperament, etc.); wild; rude; violent
   デニスには粗暴そぼうなところがない。↗

   Dennis doesn't have rough manners.

• Synonym乱暴らんぼうNeutralThe everyday word: covers both getting violent and doing things roughly or carelessly, so its range is wider than 「粗暴」.
• Synonym荒っぽいあらっぽいCasualColloquial: rude in manner or careless, slapdash in work; broader in use than 「粗暴」 and more conversational.
• Synonym荒々しいあらあらしいWrittenWritten word: stresses fierce, violent momentum; also used of wind and waves.
• Synonym手荒てあらNeutralRough-handed: focuses on handling people or things with too much force.
• Synonym手荒いてあらいCasualColloquial: heavy-handed, stressing that the way one treats people or things is rough.
• Related凶暴きょうぼうWrittenWritten word: stresses ferocity and savagery; a heavier degree than 「粗暴」.
• Related狂暴きょうぼうWrittenWritten word: stresses losing one's reason and raging wildly out of control.
• Related暴力的ぼうりょくてきNeutralEmphasizes solving things through violence; neutral in register.
• Antonym温和おんわWrittenWritten antonym: mild and even-tempered; the opposite of the coarse 「粗暴」.
• Antonym穏やかおだやかNeutralAntonym: calm, quiet and gentle; the opposite of the overbearing 「粗暴」.
• Antonym丁寧ていねいNeutralAntonym: polite and considerate; the opposite of the rude, overbearing 「粗暴」.

For rough, violent words and behaviour, 「粗暴」 is the written choice, as in 「粗暴な振る舞い」 and 「粗暴犯」. In everyday speech say 「乱暴」, and colloquially 「荒っぽい」. For something more ferocious, use 「凶暴」. The opposite is 「穏やか」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 荒あらくて乱暴らんぼうなこと。