Unscramble Usrn

What is the meaning of word usrn unscrambled?

What 4 letter words can be made from letters U S R N:

1. runs - Definition of runs

2. urns - Definition of urns

Make more words by adding or removing letters

How many 3 letter words can you make from letters U S R N?

1. NSU - Definition of NSU

2. nus - Definition of nus

3. run - Definition of run

4. Rus - Definition of Rus

5. sun - Definition of sun

6. Sur - Definition of Sur

7. uns - Definition of uns

8. urn - Definition of urn

9. USN - Definition of USN

Which 3 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter U and unscrambling srn
2) Removing the letter S and unscrambling urn
3) Removing the letter R and unscrambling usn
4) Removing the letter N and unscrambling usr

More anagrams containing the letters U S R N
nrsu nrus nsur snur