Pass on and Pass up

Pass on verb - To stop living.

Pass up and pass on are semantically related in give up topic. In some cases you can use "Pass up" instead a verb "Pass on", when it comes to topics like say no to, decide not to do.

Pass up verb - To show unwillingness to accept, do, engage in, or agree to.

Pass on and pass up are semantically related in give up topic. Sometimes you can use "Pass on" instead a verb "Pass up", if it concerns topics such as say no to, decide not to do.