Unscramble Irphdeirs

What is the meaning of word irphdeirs unscrambled?

What 9 letter words can be made from letters I R P H D E 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 I R P H D E I R S?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rphdeirs
2) Removing the letter R and unscrambling iphdeirs
3) Removing the letter P and unscrambling irhdeirs
4) Removing the letter H and unscrambling irpdeirs
5) Removing the letter D and unscrambling irpheirs
6) Removing the letter E and unscrambling irphdirs
7) Removing the letter I and unscrambling irphders
8) Removing the letter R and unscrambling irphdeis
9) Removing the letter S and unscrambling irphdeir

More anagrams containing the letters I R P H D E I R S
irphdeisr irphderis hrsedipir rrdsehpii