Good Characters
Bardock - A type of Root (Burdock)
Bra - Bra
Bulma - bloomers, japanese for women's underwear/shorts (Buruma).
Chaotzu - Chinese for stickers
Chi-Chi - Breasts
Dende - Denden Mushi in japanese
Drum - Drum
Dr. Briefs - Men's Underwear
Gohan - A Type of Rice
Goku - "ku" is Japanese for sky
Goten - "ten" Japanese for heaven / afterlife
Kakarotto - A Carrot
Kami - Japanese for "God"
Krillin - "Chestnut" in Japanese
Lord Yenma - Devil, or the ruler of Hades
Lunch - Lunch
Marron - Some French Word
Master Roshi - Filter Paper
Mr. Satan - Satan
Nail - Nail, or Snail
Oolong - Chinese for Amber Tea
Piccolo - A Flute
Pan - Bread
Puar - "Puh er" a type of tea
Radditz - Raddish
Sharpener - A Pencil Sharpener
Tein - Fly Lyce...no...Fried Rice
Trunks - Guy's Underwear
Vegeta - Vegetable
Videl - Devil rearranged
Yamcha - "Dim Sum" in Chinese

Evil Characters
Aqua - Water
Babidi - pun on Cinderalla: bibidibabibidibuu
Bebi - Baby
Bibidi - pun on Cinderalla: bibidibabibidibuu
Blueberry - A fruit
Brolly - (Burori) "Brocoli"
Burter - Japanese for "Butter"
Buu - pun on Cinderalla: bibidibabibidibuu
Cashew - A tasty nut
Catapy - Pun on catapillar
Cell - A CelL
Cooler - A Cooler
Cui - A Chinese fruit
Dodoria - "Doria" Japanese for tasty dish
Frieza - A Freezer
Frog - Frog
Garlic Jr. - Garlic
Ginger - Spice
Ginyu - Japanese for "milk"
Gurudo - "Yoguruto" japanese for yogurt
Jeice - "Cheese"
King Cold - Cold
Nappa - chinese for "cabbage"
Nikki - Journal (diary)
Oribu - An olive
Paragus - Esparagus
Raspberry - A fruit
Recoome - Cream
Pilaf - Pilav, japanese for rich dish
Saibamen - Plant men
Slug - A slug
Tsufurujin - Fruits
Turlus - (Taurus) (TORRO TORRO!) A Bull Call
Vinegar - Vinegar
Zarbon - A Japanese fruit