You searched for: “a suffix that forms abstract and collective nouns added to adjectives to show state or condition”
A unit related to: “a suffix that forms abstract and collective nouns added to adjectives to show state or condition”
-dom
(a suffix that forms abstract and collective nouns added to adjectives to show state or condition; added to nouns to show a position, rank, or realm of; all of those who are part of a group or organization)