Synchronised

To go or work together in unison, symbiosis, mutually beneficial, simultaneous occurrence of two or more things, co-ordinated, matching, harmony, bring into line.

Expression

A word, or group of words that communicates an idea, the communication of thoughts or feelings, for example, directly to another person or through a work of art (ahem), interpretive element, convey meaning by gesture, behaviour, representation in art or drama, or in some other symbolic way.