Appended to adjectives to form nouns meaning "the state of being (the adjective)", "the quality of being (the adjective)", or "the measure of being (the adjective)".
Appended to words of other parts of speech to form nouns (often nonce words or terms in philosophy) meaning the state/quality/measure of the idea represented by these words.
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.
Forming abstract nouns denoting a state, condition, or quality.