When it's infected. Usally a virus or some sort would enter through the cut.
Wash it with soap and water and then put on some antibacterial cream and a bandaid.
When it is any of the following; swollen, tender, red, throbbing, painful or sensitive.
He (or she) may have pink eye, a condition where the eyes are red and around the eyes it is puffy.
Red, puffy, irritated.
Marijuana
the red blood cell
if its really red and puffy.
he is doing good.
Puffy face can refer to drinkers who consume too much hard alcohol on a regular basis. The faces of these folks become puffy, the nose red and the complexion ruddy.
its not so puffy anymore
Your eyes get red and puffy.
Puffy pants with tights and Puffy white shirt with a red jacket and black pointy shoes