For good measure and Into the bargain

For good measure adverb - In addition (as to close a deal).

Into the bargain and for good measure are semantically related in in addition topic. In some cases you can replace phrase "Into the bargain" with "For good measure", this phrases are similar, when it comes to topics like as a bonus.

Into the bargain adverb - In addition; over and above what is expected.

For good measure and into the bargain are semantically related in also topic. Sometimes you can replace phrase "For good measure" with "Into the bargain", this phrases are similar.