List of 13-letter words containing UM

ACARIDOMATIUM ACAROCECIDIUM ACCUMULATIONS ACTINOURANIUM ADUMBRATIVELY AGROBACTERIUM ALBUMINATURIA ALBUMINIMETER ALBUMINIMETRY ALBUMINOLYSIS ALBUMINOMETER ALBUMINOMETRY ALBUMINORRHEA ALBUMINOSCOPE ALLOPALLADIUM ALPHANUMERICS ALUMINIFEROUS ALUMINOFERRIC ALUMINOGRAPHY ALUMINOTHERMY AMBULATORIUMS AMPHIGASTRIUM ANDROCEPHALUM ANDROGONIDIUM ANOPLOTHERIUM ANTEOPERCULUM ANTICLINORIUM ANTIRHEUMATIC ANTISERUMSERA ANTISTRUMATIC ARALIOPHYLLUM ARCHICEREBRUM ARGUMENTATION ARGUMENTATIVE ARGUMENTATORY ARMADILLIDIUM ARMAMENTARIUM ARRHENATHERUM ASSUMPTIONIST AUREOCASIDIUM AUTOCOENOBIUM AUTOPNEUMATIC BASIPTERYGIUM BENZOCOUMARAN BENZOPYRYLIUM BIMILLENNIUMS BIOINSTRUMENT BLASTOPHYLLUM BRACHYPHYLLUM BRONTOTHERIUM BUMBLEBEEFISH BUMPTIOUSNESS BUXBAUMIACEAE CALLITHUMPIAN CALUMNIATIONS CARDIORRHEUMA CARDIOSPERMUM CARPOCEPHALUM CATECHUMENATE CATECHUMENISM CATHARTOLINUM CATHEDRATICUM CEPHALANTHIUM CERATOPHYLLUM CERUMNIPAROUS CERVICOLUMBAR CHEIROTHERIUM CHIROPATAGIUM CHONDROSEPTUM CHORDACENTRUM CHRYSANTHEMUM CHRYSELECTRUM CHRYSOPHYLLUM CIMCUMVENTION CIRCUMAGITATE CIRCUMAMBAGES CIRCUMAMBIENT CIRCUMAVIATOR CIRCUMCELLION CIRCUMCENTRAL CIRCUMCISIONS CIRCUMCISSION CIRCUMCLUSION CIRCUMCORNEAL CIRCUMDICTION CIRCUMDUCTION CIRCUMFERENCE CIRCUMFLEXION CIRCUMFLUENCE CIRCUMFULGENT CIRCUMGENITAL CIRCUMINSULAR CIRCUMJACENCE CIRCUMJACENCY CIRCUMMIGRATE CIRCUMMUNDANE CIRCUMNEUTRAL CIRCUMNUCLEAR CIRCUMNUTATED CIRCUMORBITAL CIRCUMPACIFIC CIRCUMPALLIAL CIRCUMPLICATE CIRCUMPOLYGON CIRCUMROTATED CIRCUMSCRIBED CIRCUMSCRIBER CIRCUMSCRIBES CIRCUMSESSION CIRCUMSPANGLE CIRCUMSPATIAL CIRCUMSPECTLY CIRCUMSPHERAL CIRCUMSTANCED CIRCUMSTANCES CIRCUMSTELLAR CIRCUMTABULAR CIRCUMVALLATE CIRCUMVENTING CIRCUMVENTION CIRCUMVENTIVE CIRCUMVOLVING CIRRHOPETALUM CIRROCUMULOUS CLAVICULARIUM CLISTOTHECIUM COCHLOSPERMUM COLUMBIFEROUS COLUMBIFORMES COLUMELLIFORM COLUMNIFEROUS COLUMNIZATION COMMUNITORIUM CONCEPTACULUM CONCILIABULUM CONDOMINIIUMS CONNUMERATION CONSOLAMENTUM CONSUMINGNESS CONSUMMATIONS CONSUMPTIONAL CONSUMPTIVELY CONSUMPTIVITY CONTUMACITIES CORACOHUMERAL COUNTERJUMPER CRUMBLINGNESS CUMBERLANDITE CUMMINGTONITE CUMULOSTRATUS CUPROAMMONIUM CUPROPLUMBITE CYATHOPHYLLUM CYTORETICULUM DECAMETHONIUM DEHUMIDIFIERS DEHUMIDIFYING DEMONSTRANDUM DENUMERANTIVE DISENCUMBERED DISILLUMINATE DOCUMENTALIST DOCUMENTARIAN DOCUMENTARIES DOCUMENTARILY DOCUMENTARIST DOCUMENTATION DRACOCEPHALUM DUMBFOUNDMENT ECHINOSPERMUM ECTOBRONCHIUM ECUMENICALISM ECUMENICALITY ELAPHOGLOSSUM ELASMOTHERIUM EMPYREUMATIZE ENCUMBERINGLY ENTOBRONCHIUM ENTOMOSPORIUM ENUMERABILITY EPIMYOCARDIUM EPISPORANGIUM EPITHALAMIUMS EPITHELILIUMS EQUINUMERALLY EQUIVOLUMINAL ERYTHROGONIUM EUMEROGENESIS EUMEROGENETIC EUMEROMORPHIC EVANGELIARIUM FERROALUMINUM FERROCHROMIUM FERROTITANIUM FERROVANADIUM FERRUMINATING FERRUMINATION FERTHUMLUNGUR FLUOALUMINATE FRACTOCUMULUS