She is always getting her knickers in a knot over the smallest things.

She is always getting her shorts in a knot over the smallest things.

She got her shorts in a knot when she found out she was late for the meeting.

He enjoys twisting the knife in the wound.

My friend's last name is Knocker.

I should have known better than to trust him.

I knew I should have studied harder for the exam, but I didn't know any better.

I have known better, but I didn't listen.

She knew better than to trust him.

He scobbed someone's knob.