無礼|ぶれいburei[1]atamadaka (head-high)

1. noun, na-adjectiverudeness; impoliteness; discourtesy; insolence
   彼かれの無礼ぶれいさには我慢がまん出来できない。↗

   I can't stand his impoliteness.

• Synonym無作法ぶさほうNeutralIgnorance of etiquette and rough, unmannered behavior; 「無礼」 centers on disrespect toward a person.
• Synonym失礼しつれいNeutralEveryday word for impoliteness, also used to apologize or take leave as in 「失礼します」; 「無礼」 is stronger.
• Synonym非礼ひれいWrittenWritten/formal and rare, meaning impoliteness; 「無礼」 is the common everyday choice.
• Synonym失敬しっけいNeutralImpoliteness or disrespect, also a men's word for taking leave; 「無礼」 carries more weight.
• Synonym粗野そやNeutralVulgar, unrefined roughness in speech or behavior; 「無礼」 stresses disrespect toward a person.
• Synonym不躾ぶしつけNeutralPresumptuous or ill-bred from not knowing the rules, as in 「不躾な質問」; 「無礼」 stresses disrespect toward another person.
• Synonym不行儀ふぎょうぎNeutralImproper, ill-bred behavior; 「無礼」 centers on disrespect toward a person.
• RelatedそっけないNeutralDescribes a cold, indifferent manner rather than a breach of etiquette; 「無礼」 is about disrespecting someone.
• Related傍若無人ぼうじゃくぶじんWrittenFour-character idiom for acting as if no one else were present, heedless of others; 「無礼」 stresses disrespect.
• Related生意気なまいきNeutralConceited, impertinent swagger, mostly said of juniors; 「無礼」 is the broader term.
• Related伝法でんぽうNeutralRough, bold, street-tough behavior; 「無礼」 is about discourtesy toward a person.
• Related図々しいずうずうしいNeutralShameless, thick-skinned forwardness; 「無礼」 stresses lack of courtesy and disrespect.
• Related無骨ぶこつNeutralBoorish, clumsy, unpolished; 「無礼」 is about failing in courtesy.
• RelatedすげないNeutralSame word as the entry above, with 「素気ない」 as an alternate spelling; also describes short, brusque replies, while 「無礼」 is about disrespect.
• Related僭越せんえつWrittenWritten/formal: overstepping one's station, often self-deprecating as in 「僭越ながら」; 「無礼」 stresses disrespect.
• Related不埒ふらちWrittenWritten/formal: lawless, outrageous conduct beyond the pale; 「無礼」 is about discourtesy toward a person.
• Related無遠慮ぶえんりょNeutralLacking all restraint, cheeky or presumptuous; 「無礼」 stresses disrespect toward someone.
• Relatedにべも無いにべもないNeutralIdiom for a cold, unrelenting, curt attitude; 「無礼」 is about failing in courtesy.
• RelatedおこがましいNeutralPresumptuous beyond one's station, often self-deprecating; 「無礼」 stresses disrespect.
• RelatedこしゃくNeutralAnnoyingly cheeky, smart-alecky impertinence; 「無礼」 centers on disrespect.
• RelatedしゃらくさいCasualColloquial: pretentious, contemptuous cheek that irritates; 「無礼」 is about discourtesy.
• Related小賢しいこざかしいNeutralDerogatory: smart-alecky showing off of cleverness; 「無礼」 is about discourtesy.
• Antonym丁寧ていねいNeutralAntonym: polite and considerate, the opposite of 「無礼」's disrespect.
• Antonym礼儀正しいれいぎただしいNeutralAntonym: well-mannered and courteous, the opposite of 「無礼」's disrespect toward others.

Use 「無礼」 for disrespect or failure of courtesy toward someone, as in 「無礼者」 or 「無礼な態度」. For everyday impoliteness, or to apologize and take leave, pick 「失礼」; for presumptuousness 「不躾」, coldness 「素っ気ない」, conceit 「生意気」, shamelessness 「図々しい」. The rest are narrower or register-marked: written 「僭越」「不埒」「非礼」「傍若無人」, colloquial 「洒落臭い」.

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

1. 礼儀れいぎを欠かくこと。目上めうえの人ひとにぶしつけなふるまいをすること。
2. 礼儀れいぎを欠かくさま。目上めうえの人ひとにぶしつけなふるまいをするさま。