Unscramble Erirrs

What is the meaning of word erirrs unscrambled?

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

Make more words by adding or removing letters

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

1. riser - Definition of riser

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling rirrs
2) Removing the letter R and unscrambling eirrs
3) Removing the letter I and unscrambling errrs
4) Removing the letter R and unscrambling erirs
5) Removing the letter R and unscrambling erirs
6) Removing the letter S and unscrambling erirr

More anagrams containing the letters E R I R R S
erirsr erisrr rierrs srrire