Your daily dose of word puzzle magic
Need words with IUM endings? Explore our 7-letter word database. Popular examples include ALODIUM, CADMIUM, CAESIUM, plus CALCIUM, CAMBIUM, CRANIUM and many more. Words ending in IUM often share similar meanings or grammatical forms.
| Word | Definition | Length | Syllables |
|---|---|---|---|
| alodium | 7 | 3 | |
| cadmium | 7 | 2 | |
| caesium | 7 | 2 | |
| calcium | 7 | 2 | |
| cambium | 7 | 2 | |
| cranium | 7 | 2 | |
| eluvium | 7 | 3 | |
| exuvium | 7 | 3 | |
| fermium | 7 | 2 | |
| gallium | 7 | 2 | |
| hafnium | 7 | 2 | |
| hahnium | 7 | 2 | |
| holmium | 7 | 2 | |
| iridium | 7 | 3 | |
| ischium | 7 | 2 | |
| lithium | 7 | 2 | |
| muonium | 7 | 2 | |
| natrium | 7 | 2 | |
| niobium | 7 | 2 | |
| pallium | 7 | 2 | |
| premium | 7 | 2 | |
| protium | 7 | 2 | |
| rhenium | 7 | 2 | |
| rhodium | 7 | 2 | |
| stadium | 7 | 2 | |
| stibium | 7 | 2 | |
| terbium | 7 | 2 | |
| thorium | 7 | 2 | |
| thulium | 7 | 2 | |
| tritium | 7 | 2 | |
| trivium | 7 | 2 | |
| uranium | 7 | 3 | |
| uredium | 7 | 3 | |
| yttrium | 7 | 2 | |
| zoarium | 7 | 2 | |
| zoecium | 7 | 2 |
What’s typical about IUM-ending words?
IUM often marks suffix families; think about derivatives when guessing.
Do you include UK/US spellings?
Where they exist, both may appear.
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