A huge bunch of stuff on cute questions to ask your boyfriend
Toys, cartoon characters you used to watch and other childhood fun stuff are where you can find such cute names. Then there is your memorable times category. This is particularly easy because all you have to do is to remember a wonderful time you shared together as inspiration. For example, if you went to the park and she kept looking and touching the flowers, you can call her bumble bee. The most commonly used one and another good source of inspiration is food.