supplanting, displacement -- (act of taking the place of another especially using underhanded tactics)
shift, displacement -- (an event in which something is displaced without rotation)
translation, displacement -- (the act of uniform movement)
displacement, displacement reaction -- ((chemistry) a reaction in which an elementary substance displaces and sets free a constituent element from a compound)
displacement -- ((psychiatry) a defense mechanism that transfers affect or reaction from the original object to some more acceptable one)
displacement, deracination -- (to move something from its natural environment)
displacement -- (act of removing from office or employment)