gleam: [OE] Gleam is one of a very wide range of English words beginning with gl that denote ‘shining’ (others include glare, glint, glister, glitter, and glow). Originally it was a noun, which came from Germanic *glaim-, *glim- (source also of glimmer [15]); the verb is a 13thcentury development. => glimmer, glimpse[gleam etymology, gleam origin, 英语词源]