revolve
intransitive verbTo orbit a central point.
intransitive verbTo turn on an axis; rotate. synonym: turn.
intransitive verbTo be arranged as revolving credit.
intransitive verbTo be centered.
intransitive verbTo cause to revolve.
intransitive verbTo ponder or reflect on.
To turn or roll about on an axis; rotate.
To move about a center; circle; move in a curved path; follow such a course as to come round again to a former place: as, the planets revolve about the sun.
To pass through periodic changes; return or recur at regular intervals; hence, to come around in process of time.
To pass to and fro in the mind; be revolved or pondered.