THESAURUS
supplanting
agency, change, commutation, delegation, deputation, deputyship, displacement, exchange, power of attorney, quid pro quo, replacement, representation, subrogation, substitution, supersedence, superseding, supersedure, supersession, supplantation, supplantment, switch, tit for tat, vicariousness
ROGET THESAURUS
supplanting
Substitution
N
substitution, commutation,
supplanting, metaphor, metonymy, substitute, ersatz, makeshift, temporary expedient, replacement, succedaneum, shift, pis aller, stopgap, jury rigging, jury mast, locum tenens, warming pan, dummy, scapegoat, double, changeling, quid pro quo, alternative, representative, palimpsest, price, purchase money, consideration, equivalent, substituted, ersatz, phony, vicarious, subdititious, instead, in place of, in lieu of, in the stead of, in the room of, faute de mieux.