) -- has popular Welsh imported ( some mutation of the English word `blue' to get around the nonspecifity of ) `gris' et al? Not quite. It's the other way about. Glas retains green/grey, but the non-blue meanings have other names (gwyrdd/llwyd) which means that in modern everyday usage glas tends to have a specifically blue sense. I think it is fairly recent: coch has certainly drifted away from meaning `brown' (these days borrowed directly from English) in about two generations. My grandmother always talked about `bara coch' (brown bread, now literally red bread), but I don't know that anyone does any more. At least, I don't know anyone that does any more. (Ydw i'n iawn am y `bara coch'? Oes rhywun sy'n son am fara coch?) g