methylidene

noun 0.750

alkyl

noun 0.743

alkynyl

noun 0.742

alkenyl

noun 0.722

alkylsulfanyl

noun 0.695

alkyl halide

noun 0.680

alkyl chloride

noun 0.654

alkyne

noun 0.648

vinylidene

noun 0.645

acetylide

noun 0.637

anilide

noun 0.632

alkylammonium

noun 0.632

haloalkyl

noun 0.627

dimethylallyl

noun 0.627

dialkylamino

noun 0.622

alkylene oxide

noun 0.621

alkylguanine

noun 0.621

alkyltransferase

noun 0.616

acylium

noun 0.614

alkylation

noun 0.612

aminoalkyl

noun 0.611

cycloalkyl

noun 0.611

ethynylene

noun 0.611

ylide

noun 0.609

propenyl

noun 0.606

pyridylmethyl

noun 0.603

allylsilane

noun 0.601

allyl

noun 0.601

cyclopentadienyl

noun 0.599

salicylidene

noun 0.596

cyanoethyl

noun 0.594

cycloalkene

noun 0.594

polymethylene

noun 0.592

alkene

noun 0.592

hydroxyalkyl

noun 0.582

naphthalenide

noun 0.580

ethynyl

noun 0.580

xylylene

noun 0.578

diallyl

noun 0.578

polyacetylene

noun 0.576

cyclohexadiene

noun 0.576

cyclopentadiene

noun 0.573

diacetylene

noun 0.572

methylene

noun 0.571

alkyd

noun 0.571

ethyl

noun 0.571

aldehyde

noun 0.570

acyl chloride

noun 0.569

cycloalkane

noun 0.569

iodomethane

noun 0.568

dialdehyde

noun 0.567

vinylidene chloride

noun 0.566

diarylethene

noun 0.565

methylbenzyl

noun 0.564

alkoxide

noun 0.562

methide

noun 0.562

cyclooctadiene

noun 0.561

aluminide

noun 0.560

hexyne

noun 0.560

alkoxyamine

noun 0.559

methylpropene

noun 0.559

menthyl

noun 0.559

dihalide

noun 0.558

aluminium hydride

noun 0.557

propadiene

noun 0.557

allylation

noun 0.557

olefin

noun 0.556

cyclopropene

noun 0.556

isocyanide

noun 0.555

chloroethyl

noun 0.554

methyl iodide

noun 0.553

hydrocarbyl

noun 0.553

dimethyl

noun 0.553

sulfenyl

noun 0.553

acyl

noun 0.553

alkanethiol

noun 0.552

halide

noun 0.552

aliphatic

noun 0.552

ethyne

noun 0.552

allene

noun 0.550

carbene

noun 0.550

dichloromethyl

noun 0.550

aldimine

noun 0.549

alkoxy

noun 0.549

methine

noun 0.548

aziridine

noun 0.545

alkenone

noun 0.545

cyclobutene

noun 0.543

methylpyridinium

noun 0.543

alicyclic

noun 0.542

cyclohexene

noun 0.542

acenaphthylene

noun 0.542

ketene

noun 0.541

dealkylation

noun 0.540

acetanilide

noun 0.538

diphenylmethyl

noun 0.538

ethylene

noun 0.537

acetylene

noun 0.537

pentamethylcyclopentadienyl

noun 0.536

vinylene

noun 0.533