Does Pretty Little Liars use curse words?

Yes, Pretty Little Liars does use curse words, but not excessively. The show uses a limited amount of mild cursing, such as:

* "Damn"

* "Hell"

* "Shit" (occasionally, and usually muted or bleeped)

The use of curse words is more common in the later seasons, as the characters become more mature and the storylines get more intense. However, the show generally avoids using strong language in a gratuitous or offensive manner.

It's important to note that the show is rated TV-14 for its content, which includes some mature themes, violence, and suggestive material.