Unscramble Usiisr

What is the meaning of word usiisr unscrambled?

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

1. Sirius - Definition of Sirius

Make more words by adding or removing letters

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

1. risus - Definition of risus

2. siris - Definition of siris

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter U and unscrambling siisr
2) Removing the letter S and unscrambling uiisr
3) Removing the letter I and unscrambling usisr
4) Removing the letter I and unscrambling usisr
5) Removing the letter S and unscrambling usiir
6) Removing the letter R and unscrambling usiis

More anagrams containing the letters U S I I S R
usiris usirsi ursiis irssui