Lot of names in Dragonball have little puns behind them. Some survive translation unscathed, some don't. Ka(carrot). Vegeta(ble). Nappa (Cabbage), Raditz (Radish). Bulma comes from Bloomer, Her dads name is Dr. Brief, her mom is Panchy (Panty), and her son is Trunks. Whole undergarments family.
Then there's the Journey to the West comparisons...