Unscramble Itsubes

What is the meaning of word itsubes unscrambled?

What 7 letter words can be made from letters I T S U B E S:

1. busiest - Definition of busiest

2. subsite - Definition of subsite

Make more words by adding or removing letters

How many 6 letter words can you make from letters I T S U B E S?

1. busies - Definition of busies

2. subset - Definition of subset

3. suites - Definition of suites

4. tissue - Definition of tissue

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling tsubes
2) Removing the letter T and unscrambling isubes
3) Removing the letter S and unscrambling itubes
4) Removing the letter U and unscrambling itsbes
5) Removing the letter B and unscrambling itsues
6) Removing the letter E and unscrambling itsubs
7) Removing the letter S and unscrambling itsube

More anagrams containing the letters I T S U B E S
itsubse itsuebs setsibu siutseb