Overlap refers to the partial covering of one thing by another, or the sharing of common features or space. Examples of overlapping include:

• Roof shingles: The overlapping of roof shingles is a common way to prevent water from seeping into a building.

• Commitments: Overlapping commitments refer to having multiple obligations that occur at the same time.

• Jurisdiction: Overlapping jurisdiction can occur when two or more entities have authority over the same area or issue.

• Plotlines: Overlapping plotlines in a movie or book refer to multiple storylines that intersect or share common elements.

• Chemical treatments: In the context of hair care, overlapping refers to chemically treating hair that has already been treated.

Overall, overlapping can refer to a variety of situations where two or more things share some degree of commonality or occupy the same space.