intelligent, brilliant, brainy, skillful, smart, talented
They are antonyms.
Smart, sly
accomplished, artful, clever, capable, brilliant
Bright. briliant, clever, crafty, inventive.
They are antonyms, as they are opposites.
Here are a few synonyms for clever: Smart Intelligent Witty Bright Knowledgeable Brainy
Clever and wise are not exact synonyms, but they would only rarely be antonyms. They both have the underlying meaning of mental acuity, or smartness, although each has an inference of the type or source for this faculty.
Intelligent....Some synonyms for smart are:intelligent, astute, sharp, shrewd, clever;or fashionable, chic, voguish;or forward, fresh, impertinent, impudent;or sting.
acute, keen, pointed, clever, bright
talented, able, skilled, expert, masterly, brilliant, capable, clever
sharp, intelligent, smart, clever, designing, artful, canny, wily
Funny can have the synonyms humorous, amusing, comical, clever, farcical, jocular, laughable, or mirthful. (More extreme would be hysterical, riotous, or absurd.)