牛蛙

牛蛙	niú wā	bullfrog
牛	Niú	surname Niu
牛	niú	ox / cow / bull / CL:条,头 / newton (abbr. for 牛顿) / (slang) awesome
蛙	wā	frog / CL:只
蛙	wā	old variant of 蛙