1 Conquer constipationby drinking water and eating high-fiber foods like beans, lentils, vegetables, and fresh or dried fruit.  Drive away diarrhea with bland foods such as rice, bananas, and apples. Drink water to stay hydrated.
substitute (plural substitutes) 1  A replacement or stand-in for something that achieves a similar result or purpose. ( 2 sports) A player who is available to replace another if the need arises, and who may or may not actually do so. ( 3 historical) One who enlists for military service in the place of a conscript.
Substitution as makeshift is when human ingenuity comes into play and a tool is used for its unintended purpose such as a mechanic using a long screw driver to separate a cars control arm from a ball joint instead of using a tuning fork. In many cases, the designed secondary functions of tools are not widely known.