Principal parts for amare , to love, to like amo, amare, amavi, amatus . Some verbs are impersonal , i.e. , they only exist in the third person singular. Some verbs are intransitive , i.e. , they do not take direct objects. The fourth principal part of these verbs is either the neuter form of the perfect passive participle for verbs intransitive verbs which take an indirect object in the dative case, or the future active participle for other intransitive verbs. Intransitive verbs which take indirect objects may have impersonal passive voice forms which are occasionally tricky to translate.
Some verbs are deponent which means that they are passive in form but active in meaning.
The Modern English tense system does not quite correspond with the Latin tense system, particularly in certain uses of the perfect tenses. But the following translations usually make a good first attempt. In a number of circumstances, the Latin subjunctive corresponds to special usages of the Modern English indicative. However, for other uses, the following suggestions may better fit the meaning. This section is intend mainly as a guide to the similarities among the different conjugations.