allotropy

noun 0.847

allomorph

noun 0.650

isoform

noun 0.626

isotope

noun 0.609

allophone

noun 0.594

isomer

noun 0.590

allosteric

noun 0.583

polymorph

noun 0.582

structural isomer

noun 0.580

allele

noun 0.578

optical isomer

noun 0.556

stereoisomer

noun 0.552

heteromorphism

noun 0.546

isotopomer

noun 0.545

tautomer

noun 0.545

polytype

noun 0.544

allospecific

noun 0.542

allostery

noun 0.541

enantiomer

noun 0.535

isomerism

noun 0.534

isoenzyme

noun 0.533

alternant

noun 0.528

allophane

noun 0.526

allometry

noun 0.522

enantiomorph

noun 0.522

isozyme

noun 0.521

morphism

noun 0.520

alterative

noun 0.518

diastereoisomer

noun 0.517

alloy

noun 0.516

allelochemical

noun 0.510

metalloid

noun 0.508

tautomerism

noun 0.508

heteroatom

noun 0.507

alternate

noun 0.506

polymorphism

noun 0.503