grosgrain
A fabric made of silk or wool, or of silk and wool, and having a transversely corded or ribbed surface., Formed with a surface closely corded, or ribbed transversely; -- applied to textile fabrics of silk or wool; as, rep silk.
Could the answer be Poplin?
Try Grosgrain
Faille
That would be grosgrain. To see some images of the various kinds of grosgrain available, see Google Images via the Related Link.
A barathea is a soft fabric made from various combinations of wool, silk and cotton, with a lightly-ribbed surface.
A ribbed fabric is a fabric with intervening raised lines or ribs. Ribbed fabrics may come in a variety of compositions including cotton, wool and silk.
A paduasoy is a variety of rich and heavy silk.
Its a light weighted material
Bombazine is a heavy silk fabric. It begins with the letter b.
Damask
Tuxedo pants have a stripe along the side in either satin, which is a shiny weave of silk, or grosgrain, which is a ribbed weave of silk. (The material of the stripe matches the material on the jacket lapels.) This stripe is sometimes referred to as "braid," whether or not it actually incorporates a braid.