invent
verb [ T ]
uk/ɪnˈvent/ usto design or create something which has never been made or has never existed before:
One of the surest ways to make money in the stock market is to find a company that invents a new drug.
The World Wide Web was invented in 1989.
to create a reason, excuse, etc. which is not true in order to deceive someone:
Managers often invent an explanation for their actions.
See also
not-invented-here syndrome