% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Other crossword clues for answer "IUM"

IUM
Ending for pod or consort
Follower of Einstein?
Periodic table suffix
Suffix in elements
Element end, often
Suffix for a 20-Down
Cation suffix
Three-letter ending for a majority of periodic table elements
Ending for many elements
Element naming suffix
Elementary suffix
Einstein ending
Compend end
Elemental ending
Suffix with einstein
Ending with calc and sod
Suffix in names of elements.
Chemical suffix.
Suffix used by physicists
Elementary ending
Common suffix on chemical elements
End of many a name on the periodic table
End of many elements
Element ending
Element suffix
Rare-earth suffix
Finish for auditor or consort