Unscramble Oopni

What is the meaning of word oopni unscrambled?

What 5 letter words can be made from letters O O P N I:

Make more words by adding or removing letters

How many 4 letter words can you make from letters O O P N I?

1. pion - Definition of pion

2. poon - Definition of poon

Which 4 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling opni
2) Removing the letter O and unscrambling opni
3) Removing the letter P and unscrambling ooni
4) Removing the letter N and unscrambling oopi
5) Removing the letter I and unscrambling oopn

More anagrams containing the letters O O P N I
opino opion ionpo ipoon