Read the following words and phrases and their definitions.
nickname - a name that is different from your real name but is what your family, friends, etc., call you
to nickname - to give someone or something a nickname
to emit light - to send out light
predator - an animal that lives by killing and eating other animals
to withstand - to be strong enough to resist something
to wander around - to move around without any clear purpose or direction
to rename - to give a new name