Tra từ impolite - Từ điển Oxford Advanced Learner 8th

im·pol·ite BrE [ˌɪmpəˈlaɪt] NAmE [ˌɪmpəˈlaɪt] adjective
not polite
Syn: ↑rude
•Some people think it is impolite to ask someone's age.
Derived Words: ↑impolitely ▪ ↑impoliteness

Word Origin:
[impolite impolitely impoliteness] early 17th cent. (in the sense ‘unpolished’): from Latin impolitus, from in- ‘not’ + politus ‘polished, made smooth’, past participle of polire.

Synonyms:
rude
cheeky • insolent • disrespectful • impolite • impertinent • discourteous
These are all words for people showing a lack of respect for other people.
rude • having or showing a lack of respect for other people and their feelings: ▪ Why are you so rude to your mother? ◇ ▪ It's rude to speak when you're eating.
cheeky • (BrE informal) (especially of children) rude in an amusing or an annoying way: ▪ You cheeky monkey! ◇ ▪ a cheeky grin
insolent • (rather formal) very rude, especially to sb who is older or more important Insolent is used especially to talk about the behaviour of children towards adults.
disrespectful • (rather formal) showing a lack of respect for sb/sth: ▪ Some people said he had been disrespectful to the President in his last speech.
impolite • (rather formal) not behaving in a pleasant way that follows the rules of society: ▪ Some people think it is impolite to ask someone's age.
Impolite is often used in the phrases It seemed impolite and It would be impolite.
impertinent • (rather formal) not showing respect for sb who is older or more important Impertinent is often used by people such as parents and teachers when they are telling children that they are angry with them for being rude: ▪ Don't be impertinent!
discourteous • (formal) having bad manners and not showing respect: ▪ He didn't wish to appear discourteous.
rude/cheeky/disrespectful/impolite/discourteous to sb
rude/impolite/impertinent to do sth

Example Bank:
•Smoking in public places is considered impolite.
•You have been impolite to Sister Mary.
•Refusing to eat what was offered would be impolite.
•Some people think it is impolite to ask someone's age.