robe

nouns

any loose flowing garment

robe

is a type of (narrower)

an article of clothing

"garments of the finest silk"

outerwear consisting of a long flowing garment used for official or ceremonial occasions

gown, robe

clothe formally; especially in ecclesiastical robes

robe, vest

cover as if with clothing

"the mountain was clothed in tropical trees"

cloak, clothe, drape, robe