yock 
(yŏk, yŭk) Slang
(yŏk, yŭk) Slang intr.v. yocked, yock·ing, yocks
To laugh or joke, especially boisterously.
n.
A loud laugh or joke.
[Imitative.]
- prototypical
- protozoal
- protozoan
- protozoic
- protozoological
- protozoologist
- protozoology
- protozoon
- protract
- protractedly
- protractedness
- protractible
- protractile
- protractility
- protraction
- protractive
- protractor
- protrude
- protrudent
- protrusible
- protrusile
- protrusion
- protrusive
- protrusively
- protrusiveness