Supplement
Part of speech: noun
Definition: Something added, especially to make up for a deficiency. An extension to a document or publication that adds information, corrects errors or brings up to date. An additional section of a newspaper devoted to a specific subject. An angle that, when added to a given angle, makes 180; a supplementary angle. A vitamin, herbal extract, or chemical compound included with a diet to enhance muscular development.
Part of speech: verb
Definition: To provide or make a supplement to something.
Example sentence: I'm not having any problems with my body so I don't need to supplement. Growing older you don't recover as fast, but all-in-all I'm doing well.
Supplementation
Part of speech: noun
Definition: The act of supplementingSomething added as a supplement