нрав

nounmasculineinanimateuncountableuncommon

1.
temper, disposition, temperament, character
У неё весёлый нрав.
She has a cheerful disposition.
Refers to someone's inborn dispositionalso used of animals.
2.
manners, customs, mores, ways
В э́том го́роде суро́вые нра́вы.
The ways of this town are harsh.
Almost always in the plural: нравы.

Examples

Мне не изве́стны ме́стные нравы.
I don't know the local customs.
Э́то ему не по нра́ву.
This is not to his liking.
Мне э́то не по нра́ву.
That isn't to my liking.
В ка́ждой стране́ свои́ нравы.
Other countries have different customs.
Гордый нрав, смиряемый годами, стал мягче.
His proud nature, tempered by the passing years, became gentler.
У него кро́ткий нрав.
He has a mild nature.
У Нэнси был живо́й и ми́лый нрав.
Nancy has a very lively and sweet temperament.
Он мне по нра́ву.
I like him.
Э́та рабо́та не по нра́ву Тому.
Tom doesn't like this work.
Наде́юсь, па́рни, вам э́то по нра́ву.
I hope you guys are cool with this.