Substitute

予備

yobi

(player who is available to replace another)

代替

daitai

(replacement or stand-in)

控え

hikae

(player who is available to replace another)

補欠

(player who is available to replace another)

交代する

kōtai suru

(sports: to remove from the field and bring on another player)

交換する

kōkan suru

(to replace X with Y — see also replace)

代える

kaeru

(to use in place of something else)

代用する

(to use in place of something else)

取り替える

torikaeru

(to replace X with Y — see also replace)

替える

kaeru

(to use in place of something else)

替わる

kawaru

(to use in place of something else)

替わる

kawaru

(to use in place of something else)