-IN / -INE Spelling Pairs — Words Only

Root words of 9 letters or fewer with two valid spellings that differ only by IN versus INE
240 words
AMIN AMINE CONIN CONINE COVIN COVINE EOSIN EOSINE IODIN IODINE LUPIN LUPINE
OLEIN OLEINE ORPIN ORPINE PURIN PURINE RAVIN RAVINE SAVIN SAVINE SOZIN SOZINE
TOXIN TOXINE VENIN VENINE ALANIN ALANINE ALEXIN ALEXINE ALUMIN ALUMINE ANILIN
ANILINE BENZIN BENZINE BERLIN BERLINE BROMIN BROMINE BRUCIN BRUCINE CARLIN
CARLINE CHOPIN CHOPINE COCAIN COCAINE CODEIN CODEINE CYANIN CYANINE DENTIN
DENTINE DIAMIN DIAMINE DIAZIN DIAZINE EMETIN EMETINE ETAMIN ETAMINE FLAVIN
FLAVINE GRADIN GRADINE GUANIN GUANINE HARMIN HARMINE HYALIN HYALINE ISATIN
ISATINE JASMIN JASMINE KAOLIN KAOLINE LEUCIN LEUCINE MYELIN MYELINE OLEFIN
OLEFINE PEPSIN PEPSINE PURLIN PURLINE QUININ QUININE RATLIN RATLINE SYLVIN
SYLVINE TROPIN TROPINE VERSIN VERSINE ALKALIN ALKALINE ATROPIN ATROPINE CAFFEIN
CAFFEINE CARABIN CARABINE CHLORIN CHLORINE COLICIN COLICINE COMPLIN COMPLINE
CREATIN CREATINE CROCEIN CROCEINE CYSTEIN CYSTEINE DEXTRIN DEXTRINE FLUORIN
FLUORINE FUCHSIN FUCHSINE GELATIN GELATINE GLIADIN GLIADINE GRAPLIN GRAPLINE
HEMATIN HEMATINE INDAMIN INDAMINE INDULIN INDULINE LANOLIN LANOLINE LIGROIN
LIGROINE MORPHIN MORPHINE NARCEIN NARCEINE NICOTIN NICOTINE PICOLIN PICOLINE
PTOMAIN PTOMAINE SALICIN SALICINE SAPONIN SAPONINE SOLANIN SOLANINE STEARIN
STEARINE TABORIN TABORINE THIAMIN THIAMINE THIAZIN THIAZINE THIONIN THIONINE
TOLIDIN TOLIDINE TRIAZIN TRIAZINE VITAMIN VITAMINE XANTHIN XANTHINE XYLIDIN
XYLIDINE ALIZARIN ALIZARINE BENZIDIN BENZIDINE BERBERIN BERBERINE EPHEDRIN
EPHEDRINE GLYCERIN GLYCERINE GUANIDIN GUANIDINE HISTAMIN HISTAMINE HISTIDIN
HISTIDINE MANDOLIN MANDOLINE MARGARIN MARGARINE MESCALIN MESCALINE NIGROSIN
NIGROSINE PARAFFIN PARAFFINE PARVOLIN PARVOLINE PEREGRIN PEREGRINE PHENAZIN
PHENAZINE PHOSPHIN PHOSPHINE PROLAMIN PROLAMINE PROTAMIN PROTAMINE QUINOLIN
QUINOLINE RHODAMIN RHODAMINE SAFRANIN SAFRANINE THYROXIN THYROXINE TOLUIDIN
TOLUIDINE VERATRIN VERATRINE VITELLIN VITELLINE ADRENALIN ADRENALINE AVENTURIN
AVENTURINE PYRIDOXIN PYRIDOXINE TAMBOURIN TAMBOURINE TYROCIDIN TYROCIDINE