Unscramble Oniinasm

What is the meaning of word oniinasm unscrambled?

What 8 letter words can be made from letters O N I I N A S M:

1. insomnia - Definition of insomnia

Make more words by adding or removing letters

How many 7 letter words can you make from letters O N I I N A S M?

1. amnions - Definition of amnions

2. mansion - Definition of mansion

3. minions - Definition of minions

4. onanism - Definition of onanism

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling niinasm
2) Removing the letter N and unscrambling oiinasm
3) Removing the letter I and unscrambling oninasm
4) Removing the letter I and unscrambling oninasm
5) Removing the letter N and unscrambling oniiasm
6) Removing the letter A and unscrambling oniinsm
7) Removing the letter S and unscrambling oniinam
8) Removing the letter M and unscrambling oniinas

More anagrams containing the letters O N I I N A S M
oniinmas oniinmsa innisoam iaoisnmn