Used to form other nouns, especially abstract nouns.
Used to form a noun from an adjective; especially, to form the noun referring to the state, property, or quality of conforming to the adjective's description.
Forming abstract nouns denoting a state, condition, or quality.
Added to nouns and adjectives to form adjectives meaning “having the quality of”, either “involving the referent” or “analogous to it”.
Added to verbs to form adjectives meaning "inclined to".
Used in the name of some locations which end in -ia in Latin.