From Middle English rei, reh, reoh, from Old English hrēoh ("rough, fierce, wild, angry, disturbed, troubled, stormy, tempestuous"), from Proto-Germanic *hreuhaz ("bad, wild"), from Proto-Indo-European *krewh₂- ("raw meat, fresh blood"). Cognate with Scots ree, rae, ray, Old Saxon hrē ("evil, bad, angry"), Gothic 𐍂𐌰𐌿𐌷𐍄𐌾𐌰𐌽 ("to become angry, rage against"). Related to Old English hrēaw ("raw, uncooked"). More at raw.