[つく, tsuku] (v5k) (1) (See 付く・つく・1) to ascend (the throne); to accede; (2) (就く only) to take (seat, position, course, etc.); to assume; (3) (就く only) to start (on a journey); to commence; to depart; (4) (就く only) to study (under teacher); to be an apprentice; (P)#12618
[かえりうち, kaeriuchi] (n) (1) killing a would-be avenger; (2) having the tables turned on someone (e.g. by a challenger); being beaten at one's own game#18610