Knock out and Surpriser

Knock out verb - To use up all the physical energy of.

Surpriser and knock out are semantically related. In some cases you can replace term "Surpriser" with "Knock out", this verbs are similar.

Surpriser noun - A captor who uses surprise to capture the victim.

Knock out and surpriser are semantically related. Sometimes you can use "Knock out" instead a verb "Surpriser".