7 letters · 11 points in Scrabble
noun a coarse fabric of silk mixed with wool or mohair and often stiffened with gum
originBorrowed from French gros-grain (“coarse grain, a strong fabric”), from gros (“coarse”) + grain (“grain”) (ultimately from Proto-Indo-European *ǵerh₂- (“to grow old, mature”)). The word is a doublet of grosgrain which was borrowed later.
Etymology from Wiktionary, CC BY-SA 3.0