return the favor

: to go back or come back again

: to go back in thought, practice, or condition : revert

: to pass back to an earlier possessor

: the act of coming back to or from a place or condition

: a regular or frequent returning : recurrence

: the delivery of a legal order (such as a writ) to the proper officer or court

: having or formed by a change of direction

: doubled on itself

: played, delivered, or given in return

: friendly regard shown toward another especially by a superior

: approving consideration or attention : approbation

: partiality

: to regard or treat with favor

: to do a kindness for : oblige

: endow