Unscramble Ierphrdis

What is the meaning of word ierphrdis unscrambled?

What 9 letter words can be made from letters I E R P H R D 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 I E R P H R D I S?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling erphrdis
2) Removing the letter E and unscrambling irphrdis
3) Removing the letter R and unscrambling iephrdis
4) Removing the letter P and unscrambling ierhrdis
5) Removing the letter H and unscrambling ierprdis
6) Removing the letter R and unscrambling ierphdis
7) Removing the letter D and unscrambling ierphris
8) Removing the letter I and unscrambling ierphrds
9) Removing the letter S and unscrambling ierphrdi

More anagrams containing the letters I E R P H R D I S
ierphrdsi ierphrids rdiipersh seiprdihr