Substitute /(?)/

1. One who, or that which, is substituted or put in the place of another; one who acts for another; that which stands in lieu of something else (Mil.)

   Hast thou not made me here thy substitute?

   Ladies [in Shakespeare's age] . . . wore masks as the sole substitute known to our ancestors for the modern parasol.

imp. & p. p. Substituted; p. pr. & vb. n. Substituting

1. To put in the place of another person or thing; to exchange.

   Some few verses are inserted or substituted in the room of others.