clown:
(plural: ‘clowns‘; pronunciation: the letter ‘c’ is said with a ‘k’ sound as in “king” — for the right pronunciation of this word, please click here)

a clown
a person in a peculiar or funny clothes and make-up who makes other people laugh by his/her jokes and silly actions or tricks, especially in a circus, entertainment park or at a child’s birthday party;
a rough, ill-mannered person; a peasant,

a clown
The children had a wonderful time at the circus watching animals’ feats, acrobats’ topaz and gymnastics stunts and, above all, the clowns’ antics.
Marty is the clown in our office; we can’t help laughing at his silly antics and jokes.
Nobody likes to have any association with Robert because he’s a known clown with his bad manners and rough talk.
