Knothole (noun)

A small hole in a tree trunk or branch that is caused by a knotted or twisted growth in the wood.

Origin:

The term "knothole" is a combination of the words "knot" and "hole", it is used to describe a small hole in a tree trunk or branch that is caused by a knotted or twisted growth in the wood.

Examples:

1. He peered through the knothole in the tree trunk to see what was on the other side.
2. She found a knothole in the fence and crawled through to the other side.
3. The knothole in the tree provided a natural perch for the bird.
4. The knothole in the floorboard made the perfect hiding place for the little girl.
5. The knothole in the trunk of the tree allowed the squirrel to access the inside of the tree.