Translation guide
The quality of being rude or lacking good manners. In Japanese, this is expressed through specific words for rudeness, discourtesy, or bad manners, as well as through indirect expressions and contextual behavior.
To describe a person, action, or attitude that is impolite or lacking in courtesy.
The most common and versatile word for impoliteness or rudeness. Can be used for actions, speech, or general attitude. Also used as a set phrase when excusing oneself.
His attitude is impolite.
I said something rude.
A stronger, more formal term for rudeness or insolence. Often implies a deliberate lack of respect.
Rude behavior is not tolerated.
Refers to bad manners or breach of etiquette, often in social situations.
You should avoid bad manners during meals.
A literary or formal term for impoliteness or discourtesy. Less common in everyday speech.
To apologize for one's rudeness.
To describe speech that is too casual or direct, lacking appropriate honorifics or polite forms.
Literally 'bad use of language', often implying impolite or rough speech.
He uses rude language.
Casual speech used inappropriately, e.g., with superiors or strangers. Implies a lack of politeness.
Inability to use honorific language, which can be perceived as impoliteness in formal settings.
To describe a person who is habitually rude or inconsiderate.
The English noun 'impoliteness' is often better expressed in Japanese using adjectives like 失礼な (rude) or phrases like 礼儀がなっていない (lacking manners). Using the noun form 失礼 is common, but in many contexts, describing the behavior or attitude is more natural.
I was surprised by his rudeness.
To apologize for being impolite, use 失礼しました (I was rude / Excuse me) or 申し訳ありません (I'm sorry). 失礼 is often used as a set phrase when entering or leaving a room, or when interrupting someone.
上司にタメ口をきくのは失礼だ。
It's rude to use casual speech with your boss.
If you can't use honorific language, it's considered impolite as a working adult.
He is an ill-mannered person.