Following are all the ethynyl like words, in the list below.
ESTRADIOL
100% like ethynyl
ETHINYL
50.09% like ethynyl
ACETYLENYL
50.09% like ethynyl
BUTADIYNYL
50.09% like ethynyl
ETHYNYLENE
50.09% like ethynyl
CYCLOHEXYL
50.09% like ethynyl
ETHYL
50.09% like ethynyl
PROPARGYL
50.09% like ethynyl
ACETYL
50.09% like ethynyl
ETHYNOL
50.09% like ethynyl
HOMOPROPARGYL
50.09% like ethynyl
ACETYLENE
50.09% like ethynyl
ALKYNYL
50.09% like ethynyl
HEXYNYL
50.09% like ethynyl
ETHOXY
50.09% like ethynyl
HEXYL
50.09% like ethynyl
ETHYNIUM
50.09% like ethynyl
ENYL
50.09% like ethynyl
ACRYLYL
50.09% like ethynyl
HYDROCARBYL
50.09% like ethynyl
CYANOETHYL
50.09% like ethynyl
CYANOACETYL
50.09% like ethynyl
ORGANOHETERYL
50.09% like ethynyl
CYCLOHEXENYL
50.09% like ethynyl
THIOETHYL
50.09% like ethynyl
ALKENYL
50.09% like ethynyl
ALKYL
50.09% like ethynyl
ETHYNE
50.09% like ethynyl
ETHYLENE
50.09% like ethynyl
ALKYLIDYNE
50.09% like ethynyl
CYCLOHEXADIENYL
50.09% like ethynyl
ACENAPHTHENYL
50.09% like ethynyl
HYDROXYETHYL
50.09% like ethynyl
ACETOXY
50.09% like ethynyl
ACETONYL
50.09% like ethynyl
ALLENYL
50.09% like ethynyl
HEPTYL
50.09% like ethynyl
CYCLOPENTYL
50.09% like ethynyl
CETYL
50.09% like ethynyl
ETHYLIDENE
50.09% like ethynyl
CYCLOALKYL
50.09% like ethynyl
OCTYL
50.09% like ethynyl
CARBOXYETHYL
50.09% like ethynyl
AMINOETHOXY
50.09% like ethynyl
METHYL
50.09% like ethynyl
CYCLOBUTYL
50.09% like ethynyl
ARYLACETYLENE
50.09% like ethynyl
ACETYLIDE
50.09% like ethynyl
HEXADECYL
50.09% like ethynyl
STYRYL
50.09% like ethynyl
AMINOETHYL
50.09% like ethynyl
CYCLOHEPTYL
50.09% like ethynyl
HEXADECENYL
50.09% like ethynyl
PHENYL
50.09% like ethynyl
ACROYL
50.09% like ethynyl
VALYL
50.09% like ethynyl
CYCLOPROPYL
50.09% like ethynyl
BUTYNYL
50.09% like ethynyl
ACYLOXY
50.09% like ethynyl
ETHINE
50.09% like ethynyl
SILYLETHYNYL
50.09% like ethynyl
CYANOACETYLENE
50.09% like ethynyl
ACRYL
50.09% like ethynyl
ACETENYL
50.09% like ethynyl
ALKYLIDENEAMINYL
50.09% like ethynyl
BUTYL
50.09% like ethynyl
ADAMANTYL
50.09% like ethynyl
DIMETHYLALLYL
50.09% like ethynyl
DIENYL
50.09% like ethynyl
DIACETYLENE
50.09% like ethynyl
PHENYLETHYNYL
50.09% like ethynyl
ACETOACETYL
50.09% like ethynyl
ACRYLOL
50.09% like ethynyl
CARYOPHYLLENYL
50.09% like ethynyl
ETHENE
50.09% like ethynyl
PHENYLACETYLENE
50.09% like ethynyl
ARACHIDONYL
50.09% like ethynyl
CARBOXYMETHYL
50.09% like ethynyl
STYRENYL
50.09% like ethynyl
ACETYLAMINO
50.09% like ethynyl
ANTHRANOYL
50.09% like ethynyl
TETRAENYL
50.09% like ethynyl
THIENYL
50.09% like ethynyl
TYROSINYL
50.09% like ethynyl
PROPYNYL
50.09% like ethynyl
VINYL
50.09% like ethynyl
ALKYLIDENEAMINO
50.09% like ethynyl
OVALENYL
50.09% like ethynyl
TYROSYL
50.09% like ethynyl
HEXATRIENYL
50.09% like ethynyl
ALANYL
50.09% like ethynyl
HENEICOSANOYL
50.09% like ethynyl
GLYCYL
50.09% like ethynyl
ARYL
50.09% like ethynyl
CYCLOOCTYL
50.09% like ethynyl
METHYLCYCLOPENTADIENYL
50.09% like ethynyl
ISOPENTENYL
50.09% like ethynyl
PHENYLTHIOLATE
50.09% like ethynyl
HISTIDYL
50.09% like ethynyl
EICOSENOYL
50.09% like ethynyl