Unscramble Dropfset

What is the meaning of word dropfset unscrambled?

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

Make more words by adding or removing letters

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

1. defrost - Definition of defrost

2. deports - Definition of deports

3. frosted - Definition of frosted

4. redtops - Definition of redtops

5. sported - Definition of sported

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter D and unscrambling ropfset
2) Removing the letter R and unscrambling dopfset
3) Removing the letter O and unscrambling drpfset
4) Removing the letter P and unscrambling drofset
5) Removing the letter F and unscrambling dropset
6) Removing the letter S and unscrambling dropfet
7) Removing the letter E and unscrambling dropfst
8) Removing the letter T and unscrambling dropfse

More anagrams containing the letters D R O P F S E T
dropfste dropftes rdsfopet edstpfor