Ingenious
/ɪnˈdʒiːniəs/
adjective
Displaying genius or brilliance; tending to invent.
“This fellow is ingenious; he fixed a problem I didn't even know I had.”
Characterized by genius; cleverly done or contrived.
“That is an ingenious model of the atom.”
Witty; original; shrewd; adroit; keen; sagacious.
“He sent me an ingenious reply for an email.”