Burter > bataa = butter
(Captain) Ginyu > gyunyu = milk
Cell = Cell (if you don't get it's because he's made of the CELLS of the Z Warriors)
Chaozu > gyouza = pot stickers
Chi Chi = father or boobs (slang)
Dende > dendenmushi = snail (slang)
Dodoria = Dorian (an exotic food)
General Tao > Tao = peach (In the Japanese version he was named Taopaipai which means Peach White White)
Gohan = rice or meal
Goku = sky, air (something like that)
Guldo > guruto > (yo)guruto = yogurt
Frieza = freezer
Hercule = Hercules (strongest man ever in Greek/Roman Mythology)
Jeice > jiisu > chiisu = cheese
Kakarot (Goku's Saiyan name) = carrot
King Cold = Cold!
karin tower > karinto = crunchy, biscuit-like snack food
Krillin = chestnut
Marron = chestnut (in French)
Nail = (s)nail
Namek > nameku > namekuji = slug
Nappa = type of cabbage
Oolong = Chinese tea
Piccolo (it is a musical instrument) "playing the piccolo" (!)
Raditz = raddish
Recoome > kurim = cream
Saiyan = vegetable people
Tien > t(ens)ien(han) = Tenshien rice
Trunks = Self Explanatory
Vegeta = vegetable
Yajorobe > yaijirobee = little balance toy in Japan
Yamcha = dim sum
Zarbon = Zabon (an exotic fruit)