arrive, sneeze, cough, go, come, happen, sit, sleep, think, speak, talk, limp, stumble, grumble, collide
Some verbs are both, with one of them being more usual.
Some verbs can be both transitive and intransitive.
He's out walking the dog.
He's walking down the street.
Let's make a list. Does anyone else want to jump in here? Or do you have a list already?