EXIGO

to drive out or work out; drive through, thrust, 10.682; drive, 2.357; investigate, examine, ascertain, 1.309; weigh, consider, determine, 4.476; fulfill; finish, complete, 6.637; of time, spend, pass, 1.75; p. subst., exācta, ōrum, discoveries, 1.309. (ex and agō)