Unscramble Irtref

What is the meaning of word irtref unscrambled?

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

Make more words by adding or removing letters

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

1. firer - Definition of firer

2. frier - Definition of frier

3. refit - Definition of refit

4. rifer - Definition of rifer

5. treif - Definition of treif

6. trier - Definition of trier

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rtref
2) Removing the letter R and unscrambling itref
3) Removing the letter T and unscrambling irref
4) Removing the letter R and unscrambling irtef
5) Removing the letter E and unscrambling irtrf
6) Removing the letter F and unscrambling irtre

More anagrams containing the letters I R T R E F
irtrfe itefrr itrref reritf