10 Letter Words That End in IUM

There are 105+ ten letter words ending in IUM in our English dictionary. Every ten-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 10-Letter Words Ending in IUM

millennium 14
apothecium 19
charmonium 19
chromidium 20
honorarium 15
horologium 16
lawrencium 17
meitnerium 14
nasturtium 12
opprobrium 18
peridinium 15
praesidium 15

All 10-Letter Words Ending in IUM (74 words)

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How Common is IUM as an Ending 10 Letter word?

There are 105 10-letter words ending in IUM in English. The average Scrabble score here is 16.4.

Total Words
105
Avg Scrabble Score
16.4
Top Vowel Pairs
IU
AE

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10 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 10 Letter Words with IUM.

Are you playing Wordle? Try our New York Times Wordle Solver or use the Include and Exclude features on our 10 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 10-Letter IUM-Words in Scrabble

zoothecium 26
quadrivium 25
hypanthium 23
colloquium 23
eponychium 22
phyllodium 21

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

26 Points

The highest scoring word in Scrabble that ends with IUM is zoothecium with a total of 26 points.

Z 10
O 1
O 1
T 1
H 4
E 1
C 3
I 1
U 1
M 3
noun 1. An aggregate of the fused shells or protective sheaths of certain aquatic colonial protozoans; compare "polythecium", zoodendrium.

FAQ 10 Letter Words That End in IUM

  • How many 10 letter words ending with IUM are in the English dictionary?

    There are 105 10-letter words in the English dictionary that end with IUM. The average Scrabble score across them is 16.4.

  • Are there any rare 10 letter words ending in IUM worth more in Scrabble?

    Yes. Uncommon 10-letter words like "colloquium", "quadrivium", "zoothecium", "seaquarium" end with IUM and can score big thanks to their unusual letters. "zoothecium" is worth 26 points in Scrabble before any bonus tiles.

  • What are the most common 10 letter words ending in IUM?

    Everyday 10-letter words ending in IUM include "millennium", "apothecium", "charmonium", "chromidium", "honorarium".