rueda, wheel.
ruego, prayer, request, entreaty.
rugido, roaring.
rugir, to roar.
ruido, noise, rustle; meter —, to make noise.
ruidosamente, loudly, with great ostentation.
ruidoso, noisy.
ruina, ruin, destruction; ruins.
ruinoso, in ruins, ruinous.
rumbo, point of the compass; course, direction (as of a ship).