alkynyl

noun 0.817

alkene

noun 0.795

alkyl

noun 0.727

alkenone

noun 0.724

alkylidene

noun 0.722

alkyne

noun 0.720

cycloalkene

noun 0.696

propenyl

noun 0.670

alkylene oxide

noun 0.670

ethynyl

noun 0.667

ethynylene

noun 0.658

olefin

noun 0.652

allyl

noun 0.647

haloalkyl

noun 0.630

alkylsulfanyl

noun 0.625

hydroxyalkyl

noun 0.621

alkyl halide

noun 0.617

polyacetylene

noun 0.613

aminoalkyl

noun 0.610

alkyd

noun 0.609

cycloalkyl

noun 0.606

alkanet

noun 0.604

ethylene

noun 0.600

cyclohexene

noun 0.597

alkoxy

noun 0.597

annulene

noun 0.595

alkane

noun 0.594

vinylene

noun 0.590

allene

noun 0.587

alkanethiol

noun 0.584

dimethylallyl

noun 0.584

hexenyl

noun 0.581

hydrocarbyl

noun 0.578

alkyl chloride

noun 0.576

aliphatic

noun 0.575

alkylammonium

noun 0.574

enol

noun 0.574

cycloalkane

noun 0.571

ethene

noun 0.571

ethyne

noun 0.571

dialkylamino

noun 0.566

diallyl

noun 0.565

xylylene

noun 0.564

fluoroalkyl

noun 0.563

acetylide

noun 0.562

aldehyde

noun 0.561

hexyne

noun 0.561

ethyl

noun 0.557

hexyl

noun 0.557

alkylguanine

noun 0.553

cyclopropene

noun 0.549

acrolein

noun 0.549

alkoxyamine

noun 0.549

alkylation

noun 0.548

alkoxide

noun 0.546

allylsilane

noun 0.544

vinylsilane

noun 0.543

alkyltransferase

noun 0.541

ethanal

noun 0.540

polyolefin

noun 0.540

acenaphthylene

noun 0.539

propene

noun 0.539

acyl

noun 0.539

chloroethyl

noun 0.538

vinyl bromide

noun 0.537

cyclopentadienyl

noun 0.537

xylyl

noun 0.536

cyanoethyl

noun 0.535

cyclohexadiene

noun 0.535

diacetylene

noun 0.534

diarylethene

noun 0.534

cumulene

noun 0.532

heptanal

noun 0.530

haloalkane

noun 0.528

acetylene

noun 0.527

perfluoroalkyl

noun 0.527

butene

noun 0.527

dialdehyde

noun 0.526

vinyl acetate

noun 0.526

pentyne

noun 0.525

oleyl

noun 0.525

hexanal

noun 0.525

olefination

noun 0.525

linolenic acid

noun 0.524

diene

noun 0.524

isopentenyl

noun 0.523

cyclobutene

noun 0.522

benzyl

noun 0.521

alicyclic

noun 0.521

acrylonitrile

noun 0.520

hexylthiophene

noun 0.519

methylpropene

noun 0.518

anilide

noun 0.517

linoleate

noun 0.516

organohalide

noun 0.516

polyene

noun 0.514

isoprenoid

noun 0.514

bornyl

noun 0.513

acylcarnitine

noun 0.512

metallocene

noun 0.512