Unscramble Oprefset

What is the meaning of word oprefset unscrambled?

What 8 letter words can be made from letters O P R E F S E T:

Make more words by adding or removing letters

How many 7 letter words can you make from letters O P R E F S E T?

1. Sterope - Definition of Sterope

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling prefset
2) Removing the letter P and unscrambling orefset
3) Removing the letter R and unscrambling opefset
4) Removing the letter E and unscrambling oprfset
5) Removing the letter F and unscrambling opreset
6) Removing the letter S and unscrambling oprefet
7) Removing the letter E and unscrambling oprefst
8) Removing the letter T and unscrambling oprefse

More anagrams containing the letters O P R E F S E T
oprefste opreftes petrefso rsefepto