Unscramble Ursts

What is the meaning of word ursts unscrambled?

What 5 letter words can be made from letters U R S T S:

1. rusts - Definition of rusts

2. truss - Definition of truss

Make more words by adding or removing letters

How many 4 letter words can you make from letters U R S T S?

1. rust - Definition of rust

2. ruts - Definition of ruts

3. USSR - Definition of USSR

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter U and unscrambling rsts
2) Removing the letter R and unscrambling usts
3) Removing the letter S and unscrambling urts
4) Removing the letter T and unscrambling urss
5) Removing the letter S and unscrambling urst

More anagrams containing the letters U R S T S
urtss usrst ustsr utssr