Gown
gown
enrobe
A long loose garment is commonly referred to as a "robe" or "kaftan." These garments are often characterized by their flowing design and comfortable fit, making them suitable for various occasions. They can be made from different fabrics and are popular in many cultures around the world.
Yes, "flowy" is a word used to describe something that is loose and flowing, such as a garment or fabric that drapes or moves gracefully.
kimono!
Loose arab garments
A toga.
Most likely a blouse =)))))))))))
Most likely a blouse =)))))))))))
Habit
It is a Burka
Another word for a loose sleeveless cloak or cape is a "capelet." Additionally, "mantle" can also refer to a similar garment that serves as an outer covering. Both terms evoke the idea of a flowing, often decorative outer layer.