Morpheme
-ier
Type
suffix
Denotation
agent suffix, denotes nouns denoting “one whose occupation has to do with” (feminine -iere)
Etymology
French -ier; Middle French -ier, -er; Old French -ier, -er; Latin -ārium, from -ārius
Evidence
animialier, atelier, barrier, bustier, cavalier, chandelier, chevelier, chocolatier, clothier, glazier, grenadier, hosier, perfumier, salonnier, tarsier