replacement

noun 0.724

substitute

noun 0.711

substitution

noun 0.671

substitutable

noun 0.659

succedaneum

noun 0.657

replacer

noun 0.642

replaceable

noun 0.639

replaceability

noun 0.626

substitutability

noun 0.622

substitutivity

noun 0.611

swap out

noun 0.580

analogon

noun 0.573

substituent

noun 0.570

alternative

noun 0.554

suppletive

noun 0.550

alternativeness

noun 0.547

suppletion

noun 0.547

equivalent

noun 0.545

alternate

noun 0.542

spare part

noun 0.541

equipollent

noun 0.533

replenishment

noun 0.532

substitution reaction

noun 0.528

exchangeable

noun 0.526

penal substitution

noun 0.522

interchangeable

noun 0.519

replenishing

noun 0.516

surrogate

noun 0.516

supplanter

noun 0.516

successor

noun 0.514

understudy

noun 0.513

reparation

noun 0.513

supersede

noun 0.511

subsolution

noun 0.510

stand-in

noun 0.509

prosthesis

noun 0.509

replica

noun 0.508

supercession

noun 0.508

alternativity

noun 0.505

spare

noun 0.502