ebakorrapärase kuju ja ebaselgete piirjoontega ümbritsevast veidi kõrgemale ulatuv ala kõrgusega alla 200 m, landform that extends above surrounding terrain; similar term is used for both – landforms having no clear foot/boundaries nor a distinct summit as well as for landforms that extends more-or-less abruptly above surrounding terrain and has a distinct summit. Mountain is more often used for a landform attaining an altitude more than 300m.