4th Conjugation (-VENI)
venio, venire, veni, ventum
Note that these verbs are all compounds of the intransitive verb venio. Nevertheless, not all of the verbs in this episode are intransitive. A few verbs are transitive. Listen carefully to the fourth principal part to determine whether the verb is more likely to be intransitive (vent-um) or transitive (invent-us).