Off and X out

Off verb - To put to death deliberately.

X out and off are semantically related In some cases you can use "X out" instead a verb "Off".

Nearby Word: offing

X out verb - To show (something written) to be no longer valid by drawing a cross over or a line through it.

Off and X out are semantically related in destroy topic. Sometimes you can use "Off" instead a verb "X out", if it concerns topics such as erase.