Unscramble Phdierris

What is the meaning of word phdierris unscrambled?

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

1. ridership - Definition of ridership

Make more words by adding or removing letters

How many 8 letter words can you make from letters P H D I E R R I S?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter P and unscrambling hdierris
2) Removing the letter H and unscrambling pdierris
3) Removing the letter D and unscrambling phierris
4) Removing the letter I and unscrambling phderris
5) Removing the letter E and unscrambling phdirris
6) Removing the letter R and unscrambling phdieris
7) Removing the letter R and unscrambling phdieris
8) Removing the letter I and unscrambling phdierrs
9) Removing the letter S and unscrambling phdierri

More anagrams containing the letters P H D I E R R I S
phdierrsi phdiersir idhserrpi siherpdri