The place from which (i.e. Out or away from) is indicated with the ablative case. Generally preceded by the preposition “ab” (from), “de” (down from, from) or “ex” (out of, from). Typically accompanying verbs of active motion. Cf. Wheelock, p. 130.
Implies separation of one thing/person from another without implying motion. Certain verbs meaning “to free, to lack, or to be absent” are thus accompanied by an ablative of separation. The thing from which someone or something is separated is placed in the ablative usually without a preposition. Cf. Wheelock, pp. 130-131.
4 th conjugation – Drop the final “e” of the active infinitive and replace with “i.” (i.e. Audire – active, becomes Audiri). 3 rd conjugation – Drop “ere” of the active infinitive and replace it with “i”. (i.e. Agere becomes Agi and Capere becomes Capi).