substitute

substitute is a   Noun

Definition:

[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; specifically (Mil.),

[2] a person who enlists for military service in the place of a conscript or drafted man. Hast thou not made me here thy substitute Milton. Ladies [in Shakespeare`s age] . . . wore masks as the sole substitute known to our ancestors for the modern parasol. De Quincey.

Synonyms: