Unscramble Phrreisid

What is the meaning of word phrreisid unscrambled?

What 9 letter words can be made from letters P H R R E I 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 P H R R E I S I D?
Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter P and unscrambling hrreisid
2) Removing the letter H and unscrambling prreisid
3) Removing the letter R and unscrambling phreisid
4) Removing the letter R and unscrambling phreisid
5) Removing the letter E and unscrambling phrrisid
6) Removing the letter I and unscrambling phrresid
7) Removing the letter S and unscrambling phrreiid
8) Removing the letter I and unscrambling phrreisd
9) Removing the letter D and unscrambling phrreisi

More anagrams containing the letters P H R R E I S I D
phrresdii phrresidi drisepirh rhpirsedi