uplay

As a verb uplay is

(rare) to lay up; hoard.

As verbs the difference between splay and uplay

is that splay is to display; to spread while uplay is (rare) to lay up; hoard.

As an adjective splay

is displayed; spread out; turned outward; hence, flat; ungainly; as, splay shoulders.

As a noun splay

is a slope or bevel, especially of the sides of a door or window, by which the opening is made larger at one face of the wall than at the other, or larger at each of the faces than it is between them.

As verbs the difference between unlay and uplay

is that unlay is to untwist while uplay is (rare) to lay up; hoard.

As verbs the difference between play and uplay

is that play is to act in a manner such that one has fun; to engage in activities expressly for the purpose of recreation or entertainment while uplay is to lay up; hoard.

As a noun play

is activity for amusement only, especially among the young.