List of 9-letter words containing UM

ABROTANUM ACCUBITUM ACCUMBENT ACICULUMS ACONITUMS ACOUMETER ACOUMETRY ACTINIUMS ACUMINATE ACUMINOSE ACUMINOUS ADDENDUMS ADLUMIDIN ADUMBRANT ADUMBRATE AETHALIUM AGAMOBIUM AGERATUMS AGRAULEUM ALARUMING ALBUMOSES ALBURNUMS ALCYONIUM ALIMENTUM ALLEGATUM ALLUMETTE ALLUMINOR ALLUVIUMS ALUMBLOOM ALUMBRADO ALUMETIZE ALUMINATE ALUMINIDE ALUMINISE ALUMINISH ALUMINITE ALUMINIUM ALUMINIZE ALUMINOSE ALUMINOUS ALUMINUMS ALUMNIATE ALUMROOTS ALUMSTONE ALVEARIUM AMENTULUM AMERICIUM AMMONIUMS AMOEBAEUM AMPHIBIUM ANATHERUM ANGOUMIAN ANGRAECUM ANOESTRUM ANTEHUMAN ANTHIDIUM ANTHODIUM ANTHURIUM ANTIHUMAN ANTIOPIUM ANTIRUMOR ANTISERUM ANTITUMOR APLECTRUM APNEUMONA APOSTHUME AQUARIUMS ARBORETUM ARCHIDIUM ARGENTEUM ARGENTUMS ARGUMENTA ARGUMENTS ASPHALTUM ASPLENIUM ASSUMABLE ASSUMABLY ASSUMEDLY ASSUMPSIT ATHENAEUM ATHENEUMS AUCHENIUM AUMONIERE AURANTIUM AUTOSERUM AUTUMNIAN AUTUMNITY AVIZANDUM AXOPODIUM AZALEAMUM AZOXONIUM BACCILLUM BACTERIUM BALDUCTUM BARATHRUM BARNUMISM BARNUMIZE BDELLIUMS BEDUMBING BEFRUMPLE BEGUMMING BEJUMBLED BEJUMBLES BENUMBING BERKELIUM BERYLLIUM BETHUMPED BETRUMPET BETUMBLED BICLINIUM BIENNIUMS BIGEMINUM BILIHUMIN BISELLIUM BLACKGUMS BOTHRIUMS BOTRYDIUM BOTULINUM BROMATIUM BRONCHIUM BRUMMAGEM BRUMMAGEN BRUMSTANE BRUMSTONE BUCRANIUM BULLARIUM BUMBLEBEE BUMBLEDOM BUMBLINGS BUMFUZZLE BUMMERISH BUMPERING BUMPINESS BUMPINGLY BUMPKINET BUMPKINLY BUMPOLOGY BUMPTIOUS BUPLEURUM BUXBAUMIA BYZANTIUM CACUMINAL CALADIUMS CALCANEUM CALCARIUM CALDARIUM CALDERIUM CALUMNIES CALVARIUM CANANGIUM CAPITATUM CAPITULUM CAPNODIUM CAPSICUMS CAPTANDUM CARBONIUM CARDAMUMS CARICETUM CARPELLUM CARPIDIUM CASTELLUM CASTOREUM CATACUMBA CATASETUM CAVAEDIUM CENACULUM CENTUMVIR CERASTIUM CEREBRUMS CERITHIUM CERUMINAL CHALAZIUM CHALUMEAU CHAUMIERE CHECKSUMS CHILARIUM CHILIDIUM CHLORALUM CHORAGIUM CHROMIUMS CHUMASHAN CHUMMIEST CHUMSHIPS CHUUMNAPM CICHORIUM CIRCUMFER CLADODIUM CLAUSTRUM CLEITHRUM CLIMACIUM CLITELLUM CLUMPIEST CLUMPLIKE CLUMPROOT CLUMSIEST CNEMIDIUM COAGULUMS COASSUMED COASSUMES COCCIDIUM