Unscramble Irnrets

What is the meaning of word irnrets unscrambled?

What 7 letter words can be made from letters I R N R E T S:

Make more words by adding or removing letters

How many 6 letter words can you make from letters I R N R E T S?

1. estrin - Definition of estrin

2. inerts - Definition of inerts

3. insert - Definition of insert

4. inters - Definition of inters

5. niters - Definition of niters

6. nitres - Definition of nitres

7. rinser - Definition of rinser

8. sinter - Definition of sinter

9. Strine - Definition of Strine

10. triens - Definition of triens

11. triers - Definition of triers

12. trines - Definition of trines

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rnrets
2) Removing the letter R and unscrambling inrets
3) Removing the letter N and unscrambling irrets
4) Removing the letter R and unscrambling irnets
5) Removing the letter E and unscrambling irnrts
6) Removing the letter T and unscrambling irnres
7) Removing the letter S and unscrambling irnret

More anagrams containing the letters I R N R E T S
irnrset irnrste isnterr tersrin