Unscramble Optfref

What is the meaning of word optfref unscrambled?

What 7 letter words can be made from letters O P T F R E F:

Make more words by adding or removing letters

How many 6 letter words can you make from letters O P T F R E F?

1. effort - Definition of effort

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling ptfref
2) Removing the letter P and unscrambling otfref
3) Removing the letter T and unscrambling opfref
4) Removing the letter F and unscrambling optref
5) Removing the letter R and unscrambling optfef
6) Removing the letter E and unscrambling optfrf
7) Removing the letter F and unscrambling optfre

More anagrams containing the letters O P T F R E F
optfrfe optreff oeffrtp tfrpeof