Unscramble Stdio

What is the meaning of word stdio unscrambled?

What 5 letter words can be made from letters S T D I O:

1. doits - Definition of doits

2. odist - Definition of odist

Make more words by adding or removing letters

How many 4 letter words can you make from letters S T D I O?

1. dits - Definition of dits

2. doit - Definition of doit

3. dost - Definition of dost

4. dots - Definition of dots

5. Otis - Definition of Otis

6. tods - Definition of tods

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter S and unscrambling tdio
2) Removing the letter T and unscrambling sdio
3) Removing the letter D and unscrambling stio
4) Removing the letter I and unscrambling stdo
5) Removing the letter O and unscrambling stdi

More anagrams containing the letters S T D I O
stdoi stido iosdt dtsio