12 Letter Words Containing O and Ending in UM

12 letter words with O that end in UM are fantastic for landing those big winning plays in your favorite word games, whether it's Words With Friends® or Scrabble®. Unleash those double or triple word scores by playing valuable words with O and words that end in UM.

19 Words With Friends® words

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12 Letter Word List

cladophyllum 30
cuprammonium 30
perionychium 27
hypogastrium 25
praseodymium 25
prothalamium 25
pseudopodium 25
spermagonium 25
archesporium 24
dolphinarium 24
nielsbohrium 23
protactinium 23
appressorium 22
nonpetroleum 22
osteospermum 22
mesogastrium 21
moeritherium 21
deinotherium 20
radiothorium 19
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Showing 19 of 19 words

Popular 12 letter word lists containing O and ending in UM

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