fad
/ˈfad/
noun
a practice or interest followed for a time with exaggerated zeal : craze
fashion style mode vogue fad rage craze mean the usage accepted by those who want to be up-to-date. fashion is the most general term and applies to any way of dressing, behaving, writing, or performing that is favored at any one time or place. style often implies a distinctive fashion adopted by people of taste.
noun
flavin adenine dinucleotide