Accustomed ( = used)
Incorrect: They are accustomed with hot weather.
Correct : They are accustomed to hot weather.
Incorrect : I am not accustomed for getting up So early.
Correct : I am not accustomed to getting up So early.
Note: The adjective ‘used’ is also followed by ‘to’.
For example:
He was used to smoking.
But when ‘used to’ is used as a modal, it is followed by an infinitive.
For example:
He used to smoke.
They used to visit me Regularly.