clīvus

Collis; Clivus; Tumulus; Grumus; Collis and clivus denote a greater hill or little mountain; collis (from celsus) like κολωνός, as an eminence, in opp. to the plain beneath, and therefore somewhat steep; clivus, like κλιτύς, as a sloping plain, in opp. to an horizontal plain, and therefore only gradually ascending; whereas tumulus and grumus mean only a hillock, or great mound; tumulus, like ὄχθος, means either a natural or artificial elevation; grumus, only an artificial elevation, like χῶμα. Colum. Arbor. a. f. Collem autem et clivum, modum jugeri continentem repastinabis operis sexaginta. Liv. xxi. 32. Erigentibus in primos agmen clivos, apparuerunt imminentes tumulos insidentes montani. Hirt. B. Hisp. 24. Ex grumo excelsum tumulum capiebat. (ii. 121.)