Unscramble Irntn

What is the meaning of word irntn unscrambled?

What 5 letter words can be made from letters I R N T N:

1. NNRTI - Definition of NNRTI

Make more words by adding or removing letters

How many 4 letter words can you make from letters I R N T N?

1. NRTI - Definition of NRTI

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rntn
2) Removing the letter R and unscrambling intn
3) Removing the letter N and unscrambling irtn
4) Removing the letter T and unscrambling irnn
5) Removing the letter N and unscrambling irnt

More anagrams containing the letters I R N T N
irtnn itnnr rtnni intnr