Unscramble Ooin

What is the meaning of word ooin unscrambled?

What 4 letter words can be made from letters O O I N:

Make more words by adding or removing letters

How many 3 letter words can you make from letters O O I N?

1. ion - Definition of ion

2. noo - Definition of noo

3. ONI - Definition of ONI

4. Ono - Definition of Ono

Which 3 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling oin
2) Removing the letter O and unscrambling oin
3) Removing the letter I and unscrambling oon
4) Removing the letter N and unscrambling ooi

More anagrams containing the letters O O I N
ooni inoo nooi oino