Unscramble Eirphdirs

What is the meaning of word eirphdirs unscrambled?

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

1. ridership - Definition of ridership

Make more words by adding or removing letters

How many 8 letter words can you make from letters E I R P H D I R S?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling irphdirs
2) Removing the letter I and unscrambling erphdirs
3) Removing the letter R and unscrambling eiphdirs
4) Removing the letter P and unscrambling eirhdirs
5) Removing the letter H and unscrambling eirpdirs
6) Removing the letter D and unscrambling eirphirs
7) Removing the letter I and unscrambling eirphdrs
8) Removing the letter R and unscrambling eirphdis
9) Removing the letter S and unscrambling eirphdir

More anagrams containing the letters E I R P H D I R S
eirphdisr eirphdris irisrephd rsihdpire