Unscramble Isrsu

What is the meaning of word isrsu unscrambled?

What 5 letter words can be made from letters I S R S U:

1. risus - Definition of risus

Make more words by adding or removing letters

How many 4 letter words can you make from letters I S R S U?

1. sirs - Definition of sirs

2. sris - Definition of sris

3. SSRI - Definition of SSRI

4. USSR - Definition of USSR

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling srsu
2) Removing the letter S and unscrambling irsu
3) Removing the letter R and unscrambling issu
4) Removing the letter S and unscrambling isru
5) Removing the letter U and unscrambling isrs

More anagrams containing the letters I S R S U
isrus issru usrsi rsuis