List of 15-letter words containing IG

ADSIGNIFICATION AIGIALOSAURIDAE ALLIGATORFISHES ANAGIGNOSKOMENA ANTIGRAMMATICAL ANTIGRAVITATION ANTIRELIGIONIST ANTIRELIGIOSITY ANTIRELIGIOUSLY ARRAIGNABLENESS ASTRONAVIGATION BIOSTRATIGRAPHY BLEPHARIGLOTTIS BOLTUPRIGHTNESS CHURRIGUERESQUE CIRCUMMIGRATION CIRCUMNAVIGABLE CIRCUMNAVIGATED CIRCUMNAVIGATES CIRCUMNAVIGATOR COELONAVIGATION CONFIGURATIONAL CONSIGNIFICATOR COSIGNIFICATIVE COUNTERCAMPAIGN COUNTERINTRIGUE COUNTERLIGHTING COUNTERRELIGION COUNTERWEIGHING COUNTERWEIGHTED CRYSTALLIGEROUS DELIGHTSOMENESS DELIGNIFICATION DEMIASSIGNATION DEMIGODDESSSHIP DISAMBIGUATIONS DISOBLIGINGNESS ENIGMATICALNESS ENIGMATOGRAPHER ENLIGHTENEDNESS EPIGRAMMATARIAN EPIGRAMMATISING EPIGRAMMATIZING ETHICORELIGIOUS FATIGUABILITIES FLIBBERTIGIBBET FLUORESCIGENOUS FORESIGHTEDNESS FRIGHTENINGNESS FRIGIDORECEPTOR GIGANTOPITHECUS GIGANTOSTRACOUS HEMIGASTRECTOMY HETEROMASTIGATE HETEROMASTIGOTE HIGHHEARTEDNESS HYPERVIGILANTLY IGNOMINIOUSNESS IGUANODONTOIDEA IMMITIGABLENESS IMPERVESTIGABLE INCORRIGIBILITY INDIGESTIBILITY INSIGNIFICANTLY INSIGNIFICATIVE INTELLIGENTIARY INTELLIGIBILITY INTERDIGITATING INTERDIGITATION INTERIRRIGATION INTRANSIGEANTLY INTRANSIGENTISM INTRANSIGENTIST INVESTIGATINGLY INVESTIGATIONAL INVESTIGATORIAL IRRELIGIOUSNESS ISOANTIGENICITY LATEROSTIGMATAL LATEROSTIGMATIC LEXIGRAPHICALLY LIGHTHEADEDNESS LIGHTMINDEDNESS LIGNOCELLULOSIC LIGNOSULPHONATE LONGSIGHTEDNESS MASTIGOBRANCHIA MISINTELLIGENCE MISINTELLIGIBLE MULTIGANGLIONIC MULTIGRANULATED NEARSIGHTEDNESS NEIGHBORSTAINED NEIGHBOURLINESS NIGHTMARISHNESS NONASSIGNABILTY NONBELLIGERENCY NONBELLIGERENTS NONCONTIGUITIES NONCONTIGUOUSLY NONDIRIGIBILITY NONENLIGHTENING NONEPIGRAMMATIC NONFIGURATIVELY NONIGNITABILITY NONIGNITIBILITY NONINTELLIGENCE NONNAVIGABILITY NONOBLIGATORILY NONOLIGARCHICAL NONSIGNIFICANCE NONSIGNIFICANCY NONVIGILANTNESS OLIGODENDROGLIA OLIGOHYDRAMNIOS OLIGOMERIZATION OLIGONUCLEOTIDE OLIGOSACCHARIDE OMNISIGNIFICANT OVERDELIGHTEDLY OVERDIGNIFIEDLY OVERLIGHTHEADED OVERNEGLIGENTLY OVERRELIGIOSITY OVERRELIGIOUSLY OVERRIGHTEOUSLY PARASIGMATISMUS PELTATODIGITATE PERILIGAMENTOUS PERISIGMOIDITIS PHOTOPLAYWRIGHT PREELIGIBLENESS PREFIGURATIVELY PREINTELLIGENCE PREINVESTIGATED PREINVESTIGATOR PREIRRIGATIONAL PRESIGNIFICANCE PRESIGNIFICANCY PRESIGNIFICATOR PRESTIDIGITATOR PRESTIGIOUSNESS PSEUDEPIGRAPHAL PSEUDEPIGRAPHIC PSEUDORELIGIOUS PSEUDOSTIGMATIC QUADRIGENARIOUS QUADRIGLANDULAR RECONFIGURATION REENLIGHTENMENT REINVESTIGATING REINVESTIGATION RESTRAIGHTENING SEMIDIGITIGRADE SEMIGEOMETRICAL SEMIMALIGNANTLY SEMIPLANTIGRADE SEMIPRIMIGENOUS SEMISIGHTSEEING SEMISOVEREIGNTY SIGHTWORTHINESS SIGILLARIACEOUS SIGNIFICANTNESS SIGNIFICATIVELY STIGMATICALNESS STRAIGHTFORWARD STRATIGRAPHICAL STRATOFREIGHTER SUBINTELLIGITUR SULFOINDIGOTATE SULPHINDIGOTATE SULPHOINDIGOTIC SUPERIGNORANTLY SUPERNEGLIGENCE SUPEROBLIGATION SUPERVIGILANTLY SUPERVIGOROUSLY THYROEPIGLOTTIC TIGHTFISTEDNESS TRANSFIGURATION TRANSFIGURATIVE TRANSFIGUREMENT TRANSMIGRATIONS TRIGONOCEPHALIC TRIGONOCEPHALUS TRIGONOMETRICAL TUBOLIGAMENTOUS UNAMBIGUOUSNESS UNBELLIGERENTLY UNDESIGNINGNESS UNDIGNIFIEDNESS UNENIGMATICALLY UNENLIGHTENMENT UNFEIGNABLENESS UNIGNOMINIOUSLY UNINTELLIGENTLY UNINVESTIGATING UNINVESTIGATIVE UNINVESTIGATORY UNLITIGIOUSNESS