obelisk
direction; power; side; square
needle; piercing; point; sharp; the best of its kind; tip; top
【医】 apex; apices; apico-; cusp; cuspis; mucro; point; puncta; punctum; tip
rock; stone
【医】 calculi; calculus; lapis; litho-; petro-; stone
pagoda; tower
【化】 column
【医】 tower