derived

adjectives

formed or developed from something else; not original
"the belief that classes and organizations are secondary and derived"- John Dewey
antonym
is similar to
capable of being derived
is similar to
resulting from or employing derivation
"a derivative process"; "a highly derivative prose style"
is similar to
copied and passed off as your own
"used plagiarized data in his thesis"; "a work dotted with plagiarized phrases"