Unscramble Irphdires

What is the meaning of word irphdires unscrambled?

What 9 letter words can be made from letters I R P H D I R E 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 I R E S?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rphdires
2) Removing the letter R and unscrambling iphdires
3) Removing the letter P and unscrambling irhdires
4) Removing the letter H and unscrambling irpdires
5) Removing the letter D and unscrambling irphires
6) Removing the letter I and unscrambling irphdres
7) Removing the letter R and unscrambling irphdies
8) Removing the letter E and unscrambling irphdirs
9) Removing the letter S and unscrambling irphdire

More anagrams containing the letters I R P H D I R E S
irphdirse irphdiser spiridhre piisdehrr