Unscramble Ontism

What is the meaning of word ontism unscrambled?

What 6 letter words can be made from letters O N T I S M:

1. inmost - Definition of inmost

2. monist - Definition of monist

Make more words by adding or removing letters

How many 5 letter words can you make from letters O N T I S M?

1. Minos - Definition of Minos

2. mints - Definition of mints

3. moist - Definition of moist

4. omits - Definition of omits

5. Simon - Definition of Simon

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling ntism
2) Removing the letter N and unscrambling otism
3) Removing the letter T and unscrambling onism
4) Removing the letter I and unscrambling ontsm
5) Removing the letter S and unscrambling ontim
6) Removing the letter M and unscrambling ontis

More anagrams containing the letters O N T I S M
ontmis ontmsi sotinm nosmti