Unscramble Unids

What is the meaning of word unids unscrambled?

What 5 letter words can be made from letters U N I D S:

1. Indus - Definition of Indus

2. nidus - Definition of nidus

Make more words by adding or removing letters

How many 4 letter words can you make from letters U N I D S?

1. dins - Definition of dins

2. duns - Definition of duns

3. Idun - Definition of Idun

4. Sind - Definition of Sind

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter U and unscrambling nids
2) Removing the letter N and unscrambling uids
3) Removing the letter I and unscrambling unds
4) Removing the letter D and unscrambling unis
5) Removing the letter S and unscrambling unid

More anagrams containing the letters U N I D S
unisd unsdi duins sdiun