Unscramble Rivref

What is the meaning of word rivref unscrambled?

What 6 letter words can be made from letters R I V R E F:

Make more words by adding or removing letters

How many 5 letter words can you make from letters R I V R E F?

1. firer - Definition of firer

2. fiver - Definition of fiver

3. frier - Definition of frier

4. rifer - Definition of rifer

5. river - Definition of river

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling ivref
2) Removing the letter I and unscrambling rvref
3) Removing the letter V and unscrambling riref
4) Removing the letter R and unscrambling rivef
5) Removing the letter E and unscrambling rivrf
6) Removing the letter F and unscrambling rivre

More anagrams containing the letters R I V R E F
rivrfe rrefiv eifrvr efrvri