https://en.wiktionary.org/wiki/con-#Etymology_1 https://en.wiktionary.org/wiki/pre#Etymology_1 is a car a motor bike ? yes no it is not is as dave says, it depends. you ask "can you provide me with (travel) 'serve' ? i say yes you may borrow my fighter jet because it travels far quickly. you say i want to travel cheaply so i give you my skateboard but you have to travel 5,000 miles. the relationship of the usage is scientifc as equally to the application of the interpreted meaning which is subjective in pronoun of collective culture. this is one simple reason why Artificial intelligence is a long way off.