Which of the following words is associated with the act of spreading out?

The term "splaying" is associated with the act of spreading out because it literally means to extend or spread out to the sides or more generally to fan out. In contexts such as irrigation, it can refer to the way water is dispersed over a particular area, enhancing coverage. This concept is fundamental in irrigation practices where achieving an even distribution of water is critical for effective crop growth and management. Understanding "splaying" helps in grasping key principles in both irrigation methods and agricultural techniques.