Words Containing IUM

There are over 1K words with the letters IUM in English. From short IUM-words to long ones, find all the words that have IUM in it grouped by length, each valid in Scrabble, Wordle, and Words With Friends. You can also see five letter words with IUM.

4 letter IUM-words icon
1

4-Letter Words With IUM

Common 4-letter IUM-words:

pium

5 letter IUM-words icon
5

5-Letter Words With IUM

Common 5-letter IUM-words:

opium

ilium

odium

onium

piums

See all 5-letter IUM-words
6 letter IUM-words icon
41

6-Letter Words With IUM

Common 6-letter IUM-words:

medium

sodium

helium

atrium

conium

curium

echium

folium

ionium

lolium

milium

oidium

oniums

opiums

osmium

ostium

sepium

tedium

telium

tomium

See all 6-letter IUM-words
7 letter IUM-words icon
78

7-Letter Words With IUM

Common 7-letter IUM-words:

stadium

uranium

calcium

triumph

premium

atriums

ballium

coriums

cranium

echiums

elogium

exuvium

hahnium

iridium

mediums

protium

stibium

uredium

zoarium

zoecium

See all 7-letter IUM-words
8 letter IUM-words icon
155

8-Letter Words With IUM

Common 8-letter IUM-words:

aquarium

balliums

caladium

ciborium

cymatium

emporium

lithiums

lixivium

natriums

nebulium

nihonium

oogonium

opsonium

ordalium

oxoniums

premiums

protiums

simulium

vanadium

yttriums

See all 8-letter IUM-words
9 letter IUM-words icon
202

9-Letter Words With IUM

Common 9-letter IUM-words:

potassium

aluminium

acheniums

collegium

collodium

collyrium

epicedium

geraniums

gynoecium

hieracium

luteciums

oncidiums

opsoniums

pastorium

psylliums

scholiums

synedrium

tentorium

triforium

triumphal

See all 9-letter IUM-words
10 letter IUM-words icon
194

10-Letter Words With IUM

Common 10-letter IUM-words:

millennium

carboniums

dysprosium

entropiums

epineurium

exosporium

fastigiums

gelsemiums

glochidium

hieraciums

lenocinium

magnesiums

natatorium

polyparium

primordium

pterygiums

seaborgium

trapeziums

triumphals

triumphant

See all 10-letter IUM-words
11 letter IUM-words icon
161

11-Letter Words With IUM

Common 11-letter IUM-words:

equilibrium

auditoriums

cinerariums

digitoriums

endoneurium

endothecium

eponychiums

florilegium

fumatoriums

hesperidium

mesothelium

parascenium

pelargonium

penicillium

polyzoarium

sanatoriums

sericterium

staminodium

syllabarium

zoogonidium

See all 11-letter IUM-words
12 letter IUM-words icon
100

12-Letter Words With IUM

Common 12-letter IUM-words:

erythroniums

leprosariums

mendeleviums

mesotheliums

mycodomatium

pandaemonium

panhellenium

pelargoniums

perichaetium

postliminium

postsceniums

protactinium

prothalamium

pseudopodium

spermagonium

subdeliriums

superpremium

tetrazoliums

triumphalist

unnilpentium

See all 12-letter IUM-words
13 letter IUM-words icon
51

13-Letter Words With IUM

Common 13-letter IUM-words:

acaridomatium

acarodomatium

actinouranium

amphigastrium

bimillenniums

darmstadtiums

decamethonium

dolphinariums

duraluminiums

evangeliarium

ferrochromium

hypochondrium

lectisternium

mycobacterium

platiniridium

progymnasiums

protoactinium

quinquenniums

succinctorium

unnilseptiums

See all 13-letter IUM-words
14 letter IUM-words icon
25

14-Letter Words With IUM

Common 14-letter IUM-words:

actinouraniums

armamentariums

chondrocranium

clavicytherium

conservatorium

cyanobacterium

decamethoniums

disciplinarium

disequilibrium

evangeliariums

lectisterniums

nitrobacterium

platiniridiums

protoactiniums

radiostrontium

rutherfordiums

sceuophylacium

spermatogonium

succinctoriums

vivisectoriums

See all 14-letter IUM-words
15 letter IUM-words icon
14

15-Letter Words With IUM

Common 15-letter IUM-words:

archaebacterium

chondrocraniums

conservatoriums

corynebacterium

cryptosporidium

disciplinariums

disequilibriums

enterobacterium

macrosporangium

microsporangium

nonequilibriums

radiostrontiums

sceuophylaciums

tetrasporangium

See all 15-letter IUM-words

1,027 Common Words with IUM

Most Common Length
9
(202 words)
Avg Scrabble Score
16.0
(out of 33)
Most Common Ending
m
(59%)

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What is the highest scoring word in Scrabble that contains IUM?

33 Points

The highest scoring word in Scrabble that contains IUM is quinquenniums with a total of 33 points.

Q 10
U 1
I 1
N 1
Q 10
U 1
E 1
N 1
N 1
I 1
U 1
M 3
S 1
noun 1. a specified period of five years

A list of all IUM words with their Scrabble and Words with Friends points. You can also find a list of all words that start with IUM. Also commonly searched for are words that end in IUM. Try our five letter words with IUM page if you’re playing Wordle-like games or use the New York Times Wordle Solver for finding the NYT Wordle daily answer.

FAQ Words With Letters IUM

  • How many words containing IUM are in the English dictionary?

    There are 1,027 words in the English dictionary that contain IUM, and most of them are 9 letters long (202 words of that length).

  • What's the longest word containing IUM?

    The longest word containing IUM is "disequilibriums" at 15 letters long. If you're looking for a more everyday word, "equilibrium" is the longest common word containing IUM.

  • Are there any rare words containing IUM worth more in Scrabble?

    Yes. Uncommon words like "disequilibrium", "zoosporangium", "nonequilibrium", "polyzoarium" contain IUM and can score big thanks to their unusual letters. "disequilibrium" is worth 28 points in Scrabble before any bonus tiles.

  • What are the most common words containing IUM?

    Most words containing IUM are 9 letters long, including everyday words like "potassium", "aluminium", "acheniums", "collegium", "collodium".