[UK and ANZ] [verb] [T + object + to infinitive] [formal] [dated] - it behoves someone to (US it behooves someone to) it is right for (someone) to do somethingWhen you are speaking to a policeman it behoves you to be polite.It ill behoves you to (= you should not) speak so rudely of your parents.
BEHOVE
Meaning of BEHOVE in English
Cambridge English vocab. Кембриджский английский словарь. 2012