Unscramble Letithists

What is the meaning of word letithists unscrambled?

What 10 letter words can be made from letters L E T I T H I S T S:

1. thistliest - Definition of thistliest

Make more words by adding or removing letters

How many 9 letter words can you make from letters L E T I T H I S T S?

1. shittiest - Definition of shittiest

2. slittiest - Definition of slittiest

Which 9 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter L and unscrambling etithists
2) Removing the letter E and unscrambling ltithists
3) Removing the letter T and unscrambling leithists
4) Removing the letter I and unscrambling letthists
5) Removing the letter T and unscrambling letihists
6) Removing the letter H and unscrambling letitists
7) Removing the letter I and unscrambling letithsts
8) Removing the letter S and unscrambling letithits
9) Removing the letter T and unscrambling letithiss
10) Removing the letter S and unscrambling letithist

More anagrams containing the letters L E T I T H I S T S
letithitss letithsist ltitishtse itttselhis