Unscramble Otseainid

What is the meaning of word otseainid unscrambled?

What 9 letter words can be made from letters O T S E A I N I D:

1. ideations - Definition of ideations

2. iodinates - Definition of iodinates

Make more words by adding or removing letters

How many 8 letter words can you make from letters O T S E A I N I D?

1. adenitis - Definition of adenitis

2. astonied - Definition of astonied

3. dainties - Definition of dainties

4. editions - Definition of editions

5. ideation - Definition of ideation

6. iodinate - Definition of iodinate

7. sedation - Definition of sedation

8. sedition - Definition of sedition

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling tseainid
2) Removing the letter T and unscrambling oseainid
3) Removing the letter S and unscrambling oteainid
4) Removing the letter E and unscrambling otsainid
5) Removing the letter A and unscrambling otseinid
6) Removing the letter I and unscrambling otseanid
7) Removing the letter N and unscrambling otseaiid
8) Removing the letter I and unscrambling otseaind
9) Removing the letter D and unscrambling otseaini

More anagrams containing the letters O T S E A I N I D
otseandii otseanidi iisoeadnt itsnaodei