Unscramble Heirpdirs

What is the meaning of word heirpdirs unscrambled?

What 9 letter words can be made from letters H E I R P 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 H E I R P D I R S?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter H and unscrambling eirpdirs
2) Removing the letter E and unscrambling hirpdirs
3) Removing the letter I and unscrambling herpdirs
4) Removing the letter R and unscrambling heipdirs
5) Removing the letter P and unscrambling heirdirs
6) Removing the letter D and unscrambling heirpirs
7) Removing the letter I and unscrambling heirpdrs
8) Removing the letter R and unscrambling heirpdis
9) Removing the letter S and unscrambling heirpdir

More anagrams containing the letters H E I R P D I R S
heirpdisr heirpdris rrihiesdp idrhepsir