substitutable

noun 0.682

substitute

noun 0.674

substitution

noun 0.660

substitution reaction

noun 0.639

substitutivity

noun 0.635

substitutability

noun 0.589

constituent

noun 0.581

ersatz

noun 0.570

electrophilic substitution

noun 0.569

nucleophilic substitution

noun 0.566

subunit

noun 0.564

substrate

noun 0.561

side chain

noun 0.555

subscript

noun 0.555

subordinate

noun 0.553

subsidiary

noun 0.551

replacement

noun 0.551

replaceable

noun 0.545

subtracter

noun 0.542

subbing

noun 0.533

summand

noun 0.530

excipient

noun 0.530

subordinator

noun 0.528

subtrahend

noun 0.528

adjunct

noun 0.528

subtenant

noun 0.523

subsolution

noun 0.522

succedaneum

noun 0.522

subjoin

noun 0.520

subgroup

noun 0.518

substation

noun 0.518

subcontractor

noun 0.517

subpart

noun 0.515

substructure

noun 0.512

sub

noun 0.510

substance

noun 0.509

swap out

noun 0.508

suburb

noun 0.507

subtradition

noun 0.505

subdomain

noun 0.504

subspecies

noun 0.504

suffix

noun 0.503