Unscramble Irperhsid

What is the meaning of word irperhsid unscrambled?

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

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 E R H S I D?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rperhsid
2) Removing the letter R and unscrambling iperhsid
3) Removing the letter P and unscrambling irerhsid
4) Removing the letter E and unscrambling irprhsid
5) Removing the letter R and unscrambling irpehsid
6) Removing the letter H and unscrambling irpersid
7) Removing the letter S and unscrambling irperhid
8) Removing the letter I and unscrambling irperhsd
9) Removing the letter D and unscrambling irperhsi

More anagrams containing the letters I R P E R H S I D
irperidhs irperidsh ipsrihdre errisphid