Unscramble Errstoops

What is the meaning of word errstoops unscrambled?

What 9 letter words can be made from letters E R R S T O O P S:

Make more words by adding or removing letters

How many 8 letter words can you make from letters E R R S T O O P S?

1. portress - Definition of portress

2. presorts - Definition of presorts

3. roosters - Definition of roosters

4. sporters - Definition of sporters

5. stoopers - Definition of stoopers

6. troopers - Definition of troopers

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter E and unscrambling rrstoops
2) Removing the letter R and unscrambling erstoops
3) Removing the letter R and unscrambling erstoops
4) Removing the letter S and unscrambling errtoops
5) Removing the letter T and unscrambling errsoops
6) Removing the letter O and unscrambling errstops
7) Removing the letter O and unscrambling errstops
8) Removing the letter P and unscrambling errstoos
9) Removing the letter S and unscrambling errstoop

More anagrams containing the letters E R R S T O O P S
errstoosp errstopos rseorstop srsopreto