回 （カイ） counter for occurrences, a time, an instance, inning (baseball), round, game, episode, chapter, instalment, Hui (people), Islam

回忌 （カイキ） death anniversary

初回 （ショカイ） first time, first innings, initial attempt, first, initial

奪回 （ダッカイ） recovery, rescue, recapture

回向 （エコウ） memorial service, prayers for the repose of the soul, transfer of merit

回向偈 （エコウゲ） closing recital that transfers the merit of the service to a buddha, a bodhisattva, or the dead

回る （まわる） to turn, to revolve, to visit several places, to function well, to pass a certain time, to go or come around (to another place, point of view), to go via, to stop at, to earn interest

回す （まわす） to turn, to rotate, to spin, to twist, to gyrate, to pass around, to send around, to hand around, to circulate, to move (someone or something to where its needed), to send, to bring, to transfer, to forward, to direct, to submit, to turn (to a new use), to use (for something else), to turn on (something that turns or has a rotating part, e.g. a washing machine), to start up (e.g. an engine), to give (something) a spin, to put (someone in a position), to make (e.g. an enemy of), to ... around (e.g. chase, fool, play), to do all over, to do everywhere, to do completely, to surround (something) with, to enclose with, to put (an arm) around (e.g. someone's waist), to reach around, to invest (money), to lend, to dial (a telephone number), to gang-rape, to operate (e.g. business, shop)

回る （もとおる） to wander around