Canceler and Jacks

Canceler noun - A force or influence that makes an opposing force ineffective or less effective.

Jacks and canceler are semantically related. In some cases you can replace term "Jacks" with "Canceler", this nouns are similar.

Jacks noun - A game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball.

Canceler and jacks are semantically related. You can use "Canceler" instead a noun "Jacks".