9 Letter Words Ending in UM

Making a list of 9 letter words that end in UM was so easy for us, we decided to eat a sandwich while you perused the list. We're so confident that these words that end in UM and 9 letter words are all top-tier, we even did the dishes, too. Don't forget to look at 9 letter words that start with UM and all the 9 letter words with UM — we need a bathroom break.

9 letter words
achaenium
adstratum
aluminium
americium
anoestrum
anthodium
anthurium
antiserum
arbitrium
arboretum
asphaltum
asplenium
athenaeum
avisandum
avizandum
bacterium
barathrum
berkelium
beryllium
botulinum
bronchium
bubblegum
calcaneum
caldarium
calvarium
capitulum
carbonium
castellum
castoreum
cerastium
claustrum
clitellum
coccidium
coenobium
colchicum
collegium
collodium
colluvium
collyrium
colosseum
colostrum
columbium
combretum
consultum
contagium
continuum
conundrum
cormidium
credendum
cribellum
criterium
ctenidium
cubiculum
cymbidium
decennium
deliquium
dentalium
desmodium
deuterium
diachylum
diacodium
diatretum
diazonium
dicalcium
dichasium
doronicum
drepanium
ecomuseum
ectropium
effluvium
elaterium
emplectum
encolpium
endosteum
entropium
epicedium
epilobium
epimedium
epimysium
equisetum
euphonium
excambium
excerptum
fastigium
flabellum
flagellum
flerovium
fraenulum
gastraeum
gelsemium
germanium
glucinium
gymnasium
gynaeceum
gynaecium
gynoecium
harmonium
hedysarum
helvetium
herbarium
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