- substitution, permutation, transposition, replacement, switch - an event in which one thing is substituted for another; "the replacement of lost blood by a transfusion of donor blood"
--1 is a kind of variation, fluctuation
Derived form: verb replace1 - replacement, replacing - the act of furnishing an equivalent person or thing in the place of another; "replacing the star will not be easy"
--2 is a kind of substitution, exchange, commutation
--2 has particulars:novation; pitching change; supersedure, supersession; supplanting, displacement Derived forms: verb replace2, verb replace3, verb replace1 - surrogate, alternate, replacement - someone who takes the place of another person
--3 is a kind of stand-in, substitute, relief, reliever, backup, backup man, fill-in
Derived forms: verb replace2, verb replace1 - substitute, replacement - a person or thing that takes or can take the place of another
--4 is a kind of equivalent
--4 has particulars: ersatz; successor; succedaneumDerived forms: verb replace2, verb replace1 - refilling, replenishment, replacement, renewal - filling again by supplying what has been used up
--5 is a kind of filling
- successor, replacement - a person who follows next in order; "he was President Lincoln's successor"
--6 is a kind of peer, equal, match, compeer