Unscramble Itsium

What is the meaning of word itsium unscrambled?

What 6 letter words can be made from letters I T S I U M:

Make more words by adding or removing letters

How many 5 letter words can you make from letters I T S I U M?

1. mitis - Definition of mitis

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling tsium
2) Removing the letter T and unscrambling isium
3) Removing the letter S and unscrambling itium
4) Removing the letter I and unscrambling itsum
5) Removing the letter U and unscrambling itsim
6) Removing the letter M and unscrambling itsiu

More anagrams containing the letters I T S I U M
itsmiu itsmui siuimt isiutm