glass curtain

Curtain placed in front of a window, attached in various ways, in combination or separately.

cottage curtain

Curtain held to the side by a tieback, usually trimmed with a ruffle.

café curtain

Curtain whose rod is located halfway up the window; it lets in light while providing privacy.

ruffle

Pleated or gathered strip of fabric trimming the curtain border.

tieback

Strip of fabric or rope holding back and supporting a curtain.

valance

Pleated or gathered strip of fabric hiding the curtain rod.