ROGET THESAURUS
cannibalize
Substitution
VB
substitute, put in the place of, change for, make way for, give place to, supply the place of, take the place of, supplant, supersede, replace, cut out, serve as a substitute, step into stand in the shoes of, jury rig, make a shift with, put up with, borrow from Peter to pay Paul, take money out of one pocket and put it in another,
cannibalize, commute, redeem, compound for.