behind
adverb
Behind means at the back of something or someone. It's like when you stand behind something and it's in front of you.
noun
Behind means the place that is at the back of something or someone. It's like the opposite of in front.
Example
adverb
1. She followed him closely behind.
2. He backed away behind the door.
3. She stayed behind to finish her work.
noun
1. The dog was hiding behind the couch.
2. I left my phone behind in the car.
3. The little girl ran behind her mother for protection.