13 Letter Words That End in IUM

There are 24+ 13 letter words ending in IUM in our English dictionary. Every 13-letter IUM-ending word below is valid in the Scrabble (TWL and SOWPODS), Wordle, and Words With Friends dictionaries, sortable and ready for your next puzzle. You can also browse all words ending in IUM.

Popular 13-Letter Words Ending in IUM

acaridomatium 20
acarodomatium 20
actinouranium 17
amphigastrium 23
anticlinorium 17
armamentarium 19
decamethonium 23
evangeliarium 19
ferrochromium 25
hexamethonium 30
hypochondrium 29
inclinatorium 17

All 13-Letter Words Ending in IUM (11 words)

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How Common is IUM as an Ending 13 Letter word?

There are 24 13-letter words ending in IUM in English. The average Scrabble score here is 21.8.

Total Words
24
Avg Scrabble Score
21.8
Top Vowel Pairs
IU
OO

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13 Letter Words ending in IUM are often very useful for word games like Scrabble and Words with Friends. This list will help you to find the top scoring words to beat the opponent. Word Finder by WordTips gives you a list of words ordered by their word game points of your choice. You might also be interested in 13 Letter Words with IUM.

Are you playing Wordle? Try our New York Times Wordle Solver or use the Include and Exclude features on our 13 Letter Words page when playing Dordle, WordGuessr or any other Wordle-like games. They help you guess the answer faster by allowing you to input the good letters you already know and exclude the words containing your bad letter combinations.

Highest-Scoring 13-Letter IUM-Words in Scrabble

hexamethonium 30
hypochondrium 29
zoosporangium 27
mycobacterium 26
ferrochromium 25
pycnoconidium 25

What is the highest scoring word in Scrabble that ends with IUM?

30 Points

The highest scoring word in Scrabble that ends with IUM is hexamethonium with a total of 30 points.

H 4
E 1
X 8
A 1
M 3
E 1
T 1
H 4
O 1
N 1
I 1
U 1
M 3

FAQ 13 Letter Words That End in IUM

  • How many 13 letter words ending with IUM are in the English dictionary?

    There are 24 13-letter words in the English dictionary that end with IUM. The average Scrabble score across them is 21.8.

  • Are there any rare 13 letter words ending in IUM worth more in Scrabble?

    Yes. Uncommon 13-letter words like "zoosporangium", "hexamethonium", "acaridomatium", "amphigastrium" end with IUM and can score big thanks to their unusual letters. "hexamethonium" is worth 30 points in Scrabble before any bonus tiles.

  • What are the most common 13 letter words ending in IUM?

    Everyday 13-letter words ending in IUM include "acaridomatium", "acarodomatium", "actinouranium", "amphigastrium", "anticlinorium".