Unscramble Invref

What is the meaning of word invref unscrambled?

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

Make more words by adding or removing letters

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

1. finer - Definition of finer

2. fiver - Definition of fiver

3. infer - Definition of infer

4. Nervi - Definition of Nervi

5. riven - Definition of riven

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling nvref
2) Removing the letter N and unscrambling ivref
3) Removing the letter V and unscrambling inref
4) Removing the letter R and unscrambling invef
5) Removing the letter E and unscrambling invrf
6) Removing the letter F and unscrambling invre

More anagrams containing the letters I N V R E F
invrfe irefnv eirfvn fvrnie