Molimentum, ti, n. g. Idem. Liu. Minoris molimenti ea claustra erant. Liu.It was a matter of lesse difficultie to make that damme, and stop them, or shutte them into that hauen.
Lewis and Short: Latin dictionary
mōlīmentum, i, n. [molior], a great exertion, effort, endeavor, attempt, undertaking (good prose, but not in Cic.): magno cum molimento procedunt, Sisenn. ap. Non. 142, 5: neque se exercitum sine magno commeatu atque molimento in unum locum contrahere posse, Caes. B. G. 1, 34, 3: motam certe sede suā parvi molimenti adminiculis,
by machines of little power
, Liv. 5, 22: eo minoris molimenti ea claustra esse,