Unscramble Ripser

What is the meaning of word ripser unscrambled?

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

1. priers - Definition of priers

2. sprier - Definition of sprier

Make more words by adding or removing letters

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

1. peris - Definition of peris

2. piers - Definition of piers

3. prier - Definition of prier

4. pries - Definition of pries

5. prise - Definition of prise

6. riper - Definition of riper

7. ripes - Definition of ripes

8. riser - Definition of riser

9. speir - Definition of speir

10. spier - Definition of spier

11. spire - Definition of spire

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling ipser
2) Removing the letter I and unscrambling rpser
3) Removing the letter P and unscrambling riser
4) Removing the letter S and unscrambling riper
5) Removing the letter E and unscrambling ripsr
6) Removing the letter R and unscrambling ripse

More anagrams containing the letters R I P S E R
ripsre rireps psrrei risper