typecast

in a sentence

I thought we could get Lana Weinberger to play her, but Lilly said that would be typecasting.†  (source) Meg Cabot, The Princess Diaries, 2000

When Alex had first come to the bench, she'd thought that being a relatively young, moderately attractive woman was a good thing-a vote against typecasting-but on mornings like this, she wasn't so sure.†  (source) Jodi Picoult, Nineteen Minutes, 2007