Break one's word and Go back on

Go back on and break one's word are semantically related In some cases you can replace term "Go back on" with "Break one's word", this terms are similar.

Go back on verb - Fail to fulfill a promise or obligation.

Break one's word and go back on are semantically related in go back on one's word topic. Sometimes you can replace phrase "Break one's word" with "Go back on", this terms are similar.