is a manifestation of creative effort including but not limited to artwork, literature, music, and paintings. Creative works have in common a degree of arbitrariness, such that it is improbable that two people would independently create the same work.

a permit from an authority to own or use something, do a particular thing, or carry on a trade

take (the work or an idea of someone else) and pass it off as one's own.

the practice of attacking and robbing ships at sea

the state of belonging or being available to the public as a whole, and therefore not subject to copyright.

(in US copyright law) the doctrine that brief excerpts of copyright material may, under certain circumstances, be quoted verbatim for purposes such as criticism, news reporting, teaching, and research, without the need for permission from or payment to the copyright holder.