Originally Posted by
chaika The verbs of motion are a world in themselves. In fact, I have a little grammar that deals only with these verbs. There are only a handful of the basic unprefixed verbs, but when you add prefixes they multiply like rabbits. The main breakdown is unidirectional (one-time motion) and not unidirectional. As in Vadim Mo's examples.
везти-возить carry (unidirectional imperfective), carry (not unidirectional imp.)
Adding a prefix to the unidirectional one gets you a perfective.
отвезти-отвозить carry (unidirectional perfective), carry (not unidirectional imperfective)