εναρμονίζομαι

harmonise(verb)

to sing or play musical instruments in harmony.

εναρμονίζω

harmonise(verb)

to add different parts to (a melody) to form harmonies.

εναρμονίζω, εναρμονίζομαι

harmonise(verb)

to (cause to) be in harmony or agreement

The colours in this room harmonize nicely.