adjective

Accustomed means something that you are used to doing or seeing. For example, if you always eat ice cream on Sundays, you are accustomed to eating ice cream on Sundays.

Example

1. After living in New York City for a year, I had become accustomed to the constant noise and bustle of the city.
2. She was so accustomed to waking up early that even on weekends she couldn't sleep in past 7am.
3. The local residents were accustomed to the annual flooding of the nearby river, and had taken measures to prepare for it.