Unscramble Irdatism

What is the meaning of word irdatism unscrambled?

What 8 letter words can be made from letters I R D A T I S M:

1. triadism - Definition of triadism

Make more words by adding or removing letters

How many 7 letter words can you make from letters I R D A T I S M?

1. diarist - Definition of diarist

2. midairs - Definition of midairs

3. simitar - Definition of simitar

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rdatism
2) Removing the letter R and unscrambling idatism
3) Removing the letter D and unscrambling iratism
4) Removing the letter A and unscrambling irdtism
5) Removing the letter T and unscrambling irdaism
6) Removing the letter I and unscrambling irdatsm
7) Removing the letter S and unscrambling irdatim
8) Removing the letter M and unscrambling irdatis

More anagrams containing the letters I R D A T I S M
irdatmis irdatmsi masdtiri irstiadm