-ια

Etymology
From, related to (from ). Cognate with 🇨🇬. In some contexts, (e.g. in words like and ) the use of this suffix may have been an innovative replacement of earlier formations in  (which was kept or changed to  in some dialects).

After a consonant, the vowel changed to a semivowel  and triggered palatalization in Proto-Greek, resulting in many nouns and adjectives ending in, ,. It also undergoes metathesis, resulting in, and.

Usage notes
Nouns formed with the suffix always have recessive accent.