Unscramble Overref

What is the meaning of word overref unscrambled?

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

1. forever - Definition of forever

Make more words by adding or removing letters

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

1. fervor - Definition of fervor

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling verref
2) Removing the letter V and unscrambling oerref
3) Removing the letter E and unscrambling ovrref
4) Removing the letter R and unscrambling overef
5) Removing the letter R and unscrambling overef
6) Removing the letter E and unscrambling overrf
7) Removing the letter F and unscrambling overre

More anagrams containing the letters O V E R R E F
overrfe ovfeerr efervro ofverre