Unscramble Otsrin

What is the meaning of word otsrin unscrambled?

What 6 letter words can be made from letters O T S R I N:

1. intros - Definition of intros

2. nitros - Definition of nitros

Make more words by adding or removing letters

How many 5 letter words can you make from letters O T S R I N?

1. intro - Definition of intro

2. irons - Definition of irons

3. nitro - Definition of nitro

4. noirs - Definition of noirs

5. noris - Definition of noris

6. ornis - Definition of ornis

7. riots - Definition of riots

8. rosin - Definition of rosin

9. rotis - Definition of rotis

10. snort - Definition of snort

11. tiros - Definition of tiros

12. torsi - Definition of torsi

13. trios - Definition of trios

14. trois - Definition of trois

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling tsrin
2) Removing the letter T and unscrambling osrin
3) Removing the letter S and unscrambling otrin
4) Removing the letter R and unscrambling otsin
5) Removing the letter I and unscrambling otsrn
6) Removing the letter N and unscrambling otsri

More anagrams containing the letters O T S R I N
otsrni rinost stoinr istrno