慣れる

accustomed  /ə'kʌstəmd/ ｱ カｽﾀﾑﾄﾞ  adj)慣れている

★ familiar with something and accepting it as normal or usual

accustomed to something

to be/become/get/grew accustomed to something

My eyes slowly grew accustomed to the dark.

She had grown accustomed to his long absence.

accustomed to doing something

She was a person accustomed to having eight hours' sleep a night.

grow-grew-grown  v)育つ、成長する  

absence アﾌﾞｾﾝｽ　n)不在、留守、欠席、不参加