clever

adjective

1. showing self-interest and shrewdness in dealing with others

- too clever to be sound

Similar word(s): smart, cagey, cagy, canny

2. mentally quick and resourceful

- you are a clever man...you reason well and your wit is bold

Similar word(s): intelligent, apt

3. showing inventiveness and skill

- a clever gadget

Similar word(s): adroit, cunning, ingenious