moreless or more or less does the two words exist? what do they mean exactly?

what' s the difference between verbs "have", " get" and "got" in which case must we use them. thank you

First notebook entry: Introducing myself hi, i'm Sébastien, i'm french and live in Strasbourg, France. I would like to improve my english, also i take english lessons to university but i think chatting can help me to learn more and it could be a funny way to talk and know new people.