Unscramble Reidrphis

What is the meaning of word reidrphis unscrambled?

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

1. ridership - Definition of ridership

Make more words by adding or removing letters

How many 8 letter words can you make from letters R E I D R P H I S?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling eidrphis
2) Removing the letter E and unscrambling ridrphis
3) Removing the letter I and unscrambling redrphis
4) Removing the letter D and unscrambling reirphis
5) Removing the letter R and unscrambling reidphis
6) Removing the letter P and unscrambling reidrhis
7) Removing the letter H and unscrambling reidrpis
8) Removing the letter I and unscrambling reidrphs
9) Removing the letter S and unscrambling reidrphi

More anagrams containing the letters R E I D R P H I S
reidrphsi reidrpihs iieprhsdr prersdihi