#1 harmonize v. [harmonise, consort, accord, concord, fit in, agree] go together; "The colors don't harmonize"; "Their ideas concorded". wn
#2 harmonize v. [harmonise] write a harmony for. wn
#3 harmonize v. [harmonise] sing or play in harmony. wn
#4 harmonize v. [harmonise] bring (several things) into consonance or relate harmoniously; "harmonize the different interests". wn
#5 harmonize v. [harmonise, reconcile] bring into consonance or accord; "harmonize one's goals with one's abilities". wn
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