Unscramble Irtstops

What is the meaning of word irtstops unscrambled?

What 8 letter words can be made from letters I R T S T O P S:

1. protists - Definition of protists

Make more words by adding or removing letters

How many 7 letter words can you make from letters I R T S T O P S?

1. protist - Definition of protist

2. riposts - Definition of riposts

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rtstops
2) Removing the letter R and unscrambling itstops
3) Removing the letter T and unscrambling irstops
4) Removing the letter S and unscrambling irttops
5) Removing the letter T and unscrambling irtsops
6) Removing the letter O and unscrambling irtstps
7) Removing the letter P and unscrambling irtstos
8) Removing the letter S and unscrambling irtstop

More anagrams containing the letters I R T S T O P S
irtstosp irtstpos ttiorsps soitrpts