Good questions to ask your girlfriend, learning the basics
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. You can choose from sweets, like cupcake, or you can choose from fruits, such as strawberry. She will surely appreciate it that you think of her as something as cute and sweet as the fruits and sweets you use. Do not call her anything associated with heavy meals, like pork chop.