Definition of "Harmonize" :

verb: bring into consonance, harmony, or accord while making music or singing

verb: bring into consonance or accord

"Harmonize one's goals with one's abilities."

verb: bring (several things) into consonance or relate harmoniously

"Harmonize the different interests."

verb: sing or play in harmony

verb: write a harmony for

verb: go together

"The colors don't harmonize."