Unscramble Edrphisri

What is the meaning of word edrphisri unscrambled?

What 9 letter words can be made from letters E D R P H I S R I:

1. ridership - Definition of ridership

Make more words by adding or removing letters

How many 8 letter words can you make from letters E D R P H I S R I?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling drphisri
2) Removing the letter D and unscrambling erphisri
3) Removing the letter R and unscrambling edphisri
4) Removing the letter P and unscrambling edrhisri
5) Removing the letter H and unscrambling edrpisri
6) Removing the letter I and unscrambling edrphsri
7) Removing the letter S and unscrambling edrphiri
8) Removing the letter R and unscrambling edrphisi
9) Removing the letter I and unscrambling edrphisr

More anagrams containing the letters E D R P H I S R I
edrphriis edrphrisi pisrderih heidirrps