distressing, worrying

plural of troubling

Talking about one's difficulties can alleviate one's worry and stress.

plural of trouble spot

(idiomatic) An unexpected problem in a supposedly positive situation, especially in a marital or romantic relationship.

(cricket, informal, almost always in the negative) To score a run.

plural of engine trouble

plural of trouble maker

A heavy-duty light used for local lighting by maintenance personnel, usually having a long cord, cage or shroud, and hook.

(intransitive) To be punished or chastised for doing something prohibited. / (transitive) To cause to be punished. / (intransitive) To fall into difficulty. / (intransitive) To become pregnant.