Words That End in UM
All 815 Scrabble-valid words ending in "um", grouped by length with their point values.
15-letter words5
14-letter words7
13-letter words10
12-letter words29
- quinquennium32
- bulbophyllum26
- kurchatovium26
- xiphisternum26
- perionychium24
- unnilquadium24
- hypogastrium23
- cuprammonium22
- helianthemum22
- praseodymium22
- archesporium21
- epithalamium21
- hibernaculum21
- prothalamium21
- diverticulum20
- dolphinarium20
- infundibulum20
- pseudopodium20
- superpremium20
- spermagonium19
- verticillium19
- appressorium18
- darmstadtium18
- protactinium18
- radiothorium18
- nonpetroleum16
- superstratum16
- unnilpentium16
- transuranium14
11-letter words76
- bryophyllum26
- xeranthemum25
- equilibrium24
- helichrysum24
- podophyllum24
- cypripedium23
- phosphonium23
- quadrennium23
- sempervivum23
- unnilhexium23
- tetrazolium22
- hippeastrum20
- monochasium20
- perithecium20
- archegonium19
- columbarium19
- copernicium19
- endothecium19
- gymnatorium19
- hesperidium19
- hormogonium19
- mendelevium19
- stylopodium19
- californium18
- candelabrum18
- carborundum18
- carpogonium18
- condominium18
- definiendum18
- livermorium18
- mesothelium18
- pandemonium18
- pericardium18
- proctodaeum18
- prothallium18
- succedaneum18
- ultravacuum18
- animalculum17
- antheridium17
- corrigendum17
- crematorium17
- endocardium17
- endothelium17
- eubacterium17
- florilegium17
- gametangium17
- incunabulum17
- latifundium17
- penicillium17
- pericranium17
- pittosporum17
- scriptorium17
- antependium16
- antirrhinum16
- aspergillum16
- clostridium16
- endometrium16
- epigastrium16
- magisterium16
- mediastinum16
- pelargonium16
- sporogonium16
- staminodium16
- desideratum15
- insectarium15
- leprosarium15
- nonaluminum15
- perineurium15
- planetarium15
- positronium15
- retinaculum15
- termitarium15
- interregnum14
- roentgenium14
- einsteinium13
- ostensorium13
10-letter words111
- quadrivium25
- colloquium23
- hypanthium23
- panjandrum22
- exosporium21
- phyllodium21
- sequestrum21
- cockalorum20
- hemelytrum20
- lycopodium20
- molybdenum20
- myocardium20
- procambium20
- apothecium19
- compendium19
- glochidium19
- meerschaum19
- perimysium19
- polyparium19
- promethium19
- propylaeum19
- vibraculum19
- ambulacrum18
- delphinium18
- dysprosium18
- filopodium18
- nephridium18
- opprobrium18
- paramecium18
- principium18
- stumblebum18
- subminimum18
- suboptimum18
- cafetorium17
- diammonium17
- epicardium17
- epithelium17
- involucrum17
- kettledrum17
- lawrencium17
- memorandum17
- miracidium17
- monopodium17
- ommatidium17
- parapodium17
- plasmodium17
- primordium17
- proctodeum17
- technetium17
- vomitorium17
- acetabulum16
- capitellum16
- cerebellum16
- curriculum16
- dendrobium16
- epicentrum16
- epicranium16
- epidendrum16
- pancratium16
- polemonium16
- postbellum16
- postpartum16
- proscenium16
- prostomium16
- puerperium16
- referendum16
- simulacrum16
- spermatium16
- androecium15
- argumentum15
- ascogonium15
- haustellum15
- haustorium15
- honorarium15
- monosodium15
- osmiridium15
- praesidium15
- seaborgium15
- sporangium15
- stomodaeum15
- anaerobium14
- antebellum14
- cinerarium14
- consortium14
- epineurium14
- episternum14
- gadolinium14
- lebensraum14
- meitnerium14
- millennium14
- moratorium14
- oceanarium14
- osmeterium14
- periosteum14
- peritoneum14
- petrolatum14
- presternum14
- psalterium14
- sclerotium14
- stramonium14
- substratum14
- triclinium14
- tropaeolum14
- auditorium13
- sudatorium13
- nasturtium12
- natatorium12
- sanatorium12
- sanitarium12
- sanitorium12
- sestertium12
9-letter words139
- rhizobium25
- mazaedium23
- trapezium22
- zirconium22
- cymbidium21
- diazonium21
- hypericum21
- subphylum21
- colchicum20
- effluvium20
- equisetum20
- pycnidium19
- pyrethrum19
- sympodium19
- syncytium19
- bronchium18
- bubblegum18
- coccidium18
- epimysium18
- hedysarum18
- hydronium18
- moscovium18
- paramylum18
- symposium18
- berkelium17
- columbium17
- cubiculum17
- dichasium17
- flerovium17
- gymnasium17
- gynaeceum17
- gynaecium17
- gynoecium17
- neodymium17
- polygonum17
- practicum17
- pterygium17
- uropygium17
- asphaltum16
- beryllium16
- calvarium16
- colluvium16
- collyrium16
- dicalcium16
- epicedium16
- euphonium16
- flabellum16
- harmonium16
- herbarium16
- hospitium16
- ytterbium16
- americium15
- anthodium15
- bacterium15
- calcaneum15
- capitulum15
- carbonium15
- credendum15
- ecomuseum15
- fastigium15
- flagellum15
- hordeolum15
- manubrium15
- marsupium15
- molluscum15
- nelumbium15
- operculum15
- opusculum15
- vestigium15
- anthurium14
- athenaeum14
- caldarium14
- collegium14
- contagium14
- conundrum14
- ctenidium14
- decennium14
- doronicum14
- gelsemium14
- germanium14
- indecorum14
- lanthanum14
- magnesium14
- palladium14
- presidium14
- ruthenium14
- stomodeum14
- sugarplum14
- sulfonium14
- tegmentum14
- trifolium14
- triforium14
- aluminium13
- arboretum13
- botulinum13
- castoreum13
- claustrum13
- clitellum13
- colosseum13
- colostrum13
- continuum13
- criterium13
- mausoleum13
- menstruum13
- neptunium13
- pastorium13
- petroleum13
- plutonium13
- pollinium13
- potassium13
- reptilium13
- responsum13
- reticulum13
- sacrarium13
- sarmentum13
- scutellum13
- septarium13
- spirillum13
- tenaculum13
- ultimatum13
- dentalium12
- deuterium12
- endosteum12
- ligustrum12
- sargassum12
- trisodium12
- unguentum12
- uredinium12
- antiserum11
- elaterium11
- rostellum11
- sensillum11
- sensorium11
- strontium11
- tellurium11
- tentorium11
- terrarium11
- triennium11
- unununium11
8-letter words167
- pyxidium23
- checksum21
- exemplum21
- mezereum21
- zooecium21
- lixivium20
- vexillum20
- aquarium19
- blackgum19
- extremum19
- hypogeum19
- chhertum18
- cyathium18
- exordium18
- hymenium18
- brachium17
- chromium17
- cymatium17
- didymium17
- mycelium17
- pappadum17
- poppadum17
- pygidium17
- tympanum17
- capsicum16
- cocoplum16
- epigynum16
- gynecium16
- habendum16
- sphagnum16
- vivarium16
- bothrium15
- cardamum15
- factotum15
- francium15
- furculum15
- philtrum15
- psyllium15
- scholium15
- syconium15
- vasculum15
- viaticum15
- viburnum15
- vinculum15
- abomasum14
- aciculum14
- ammonium14
- cementum14
- cerebrum14
- ciborium14
- coremium14
- diluvium14
- emporium14
- encomium14
- eryngium14
- imperium14
- meconium14
- momentum14
- peculium14
- peponium14
- plectrum14
- proprium14
- pudendum14
- puparium14
- refugium14
- spectrum14
- speculum14
- spiculum14
- timpanum14
- vanadium14
- addendum13
- aecidium13
- alluvium13
- ascidium13
- atheneum13
- basidium13
- bdellium13
- caladium13
- cingulum13
- coagulum13
- conidium13
- corundum13
- dedendum13
- dominium13
- frenulum13
- fusarium13
- galbanum13
- glucinum13
- guaiacum13
- guaiocum13
- helenium13
- illuvium13
- indicium13
- labdanum13
- nihonium13
- oncidium13
- patagium13
- pendulum13
- peridium13
- rubidium13
- scandium13
- secundum13
- thallium13
- variorum13
- velarium13
- veratrum13
- aconitum12
- actinium12
- aerobium12
- alburnum12
- aluminum12
- apterium12
- biennium12
- coliseum12
- disodium12
- duodenum12
- electrum12
- europium12
- gonidium12
- inoculum12
- labellum12
- laburnum12
- limonium12
- lomentum12
- lutecium12
- masurium12
- nobelium12
- olibanum12
- perineum12
- plastrum12
- platinum12
- polonium12
- pronotum12
- ramentum12
- samarium12
- silicium12
- splenium12
- tomentum12
- triticum12
- ununbium12
- ageratum11
- allodium11
- argentum11
- delirium11
- diestrum11
- eulogium11
- geranium11
- indusium11
- laudanum11
- ngultrum11
- oogonium11
- origanum11
- residuum11
- sedilium11
- sudarium11
- illinium10
- linoleum10
- lutetium10
- rosarium10
- selenium10
- solarium10
- solatium10
- striatum10
- tantalum10
- teetotum10
- titanium10
- trillium10
7-letter words108
- jejunum23
- maximum20
- zoecium20
- exuvium19
- quantum18
- zoarium18
- jugulum17
- skookum17
- frankum16
- bifidum15
- cambium15
- crumbum15
- hafnium15
- hahnium15
- humdrum15
- lythrum15
- plumbum15
- stickum15
- bohrium14
- cadmium14
- chetrum14
- chillum14
- fermium14
- fulcrum14
- holmium14
- ischium14
- modicum14
- papadum14
- stewbum14
- baculum13
- calcium13
- hoodlum13
- minimum13
- optimum13
- pabulum13
- panicum13
- pomatum13
- premium13
- punctum13
- rhodium13
- skellum13
- smeddum13
- sorghum13
- alyssum12
- bluegum12
- decorum12
- dubnium12
- eluvium12
- elytrum12
- fraenum12
- frustum12
- hassium12
- lithium12
- outswum12
- rhenium12
- slumgum12
- thorium12
- thulium12
- trivium12
- yttrium12
- agendum11
- amentum11
- arcanum11
- blellum11
- caesium11
- centrum11
- cranium11
- crissum11
- labarum11
- muonium11
- niobium11
- omentum11
- opossum11
- osculum11
- pallium11
- pantoum11
- pinetum11
- protium11
- sanctum11
- scrotum11
- stibium11
- tapetum11
- terbium11
- alodium10
- eardrum10
- gallium10
- iridium10
- ladanum10
- organum10
- sourgum10
- stadium10
- triduum10
- uredium10
- erratum9
- lustrum9
- natrium9
- nostrum9
- oestrum9
- rostrum9
- sistrum9
- solanum9
- stannum9
- sternum9
- stratum9
- tantrum9
- tetotum9
- tritium9
- uranium9
6-letter words93
- kumkum18
- boojum17
- quorum17
- kookum16
- phylum16
- wampum15
- bunkum14
- gypsum14
- amylum13
- dinkum13
- factum13
- lyceum13
- schtum13
- vacuum13
- adytum12
- caecum12
- cuprum12
- dumdum12
- kalium12
- pablum12
- peplum12
- asylum11
- cundum11
- dadgum11
- dictum11
- ferrum11
- folium11
- frenum11
- helium11
- magnum11
- medium11
- podium11
- rumdum11
- subgum11
- vallum11
- vellum11
- yessum11
- acetum10
- aecium10
- barium10
- centum10
- cerium10
- cesium10
- cilium10
- conium10
- corium10
- crinum10
- curium10
- dirdum10
- erbium10
- labium10
- labrum10
- mentum10
- milium10
- minium10
- museum10
- omasum10
- osmium10
- pileum10
- plenum10
- possum10
- rectum10
- sacrum10
- scutum10
- septum10
- sputum10
- talcum10
- tectum10
- unicum10
- dorsum9
- gnetum9
- gonium9
- granum9
- indium9
- oidium9
- radium9
- regnum9
- siglum9
- sodium9
- tedium9
- tergum9
- alarum8
- allium8
- antrum8
- asarum8
- atrium8
- estrum8
- ionium8
- iterum8
- luteum8
- ostium8
- sensum8
- telium8
5-letter words41
4-letter words16
3-letter words12
2-letter words1
Every word here ends with the letters "um". These endings are great for hooking onto existing words and for finding long, high-scoring plays.
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Frequently asked questions
How many words end in "um"?+
There are 815 valid words ending in "um" in the Scrabble dictionary.
