emotional result we call happiness, most of us tend to engage in behaviour that is the exact opposite and then feel awful and inadequate with the inevitable result.
A subcategory within a particular genre: The academic mystery is a subgenre of the mystery novel. subcategory within a particular genre: The academic mystery is a subgenre of the mystery novel.
sub- A prefix that means underneath or lower (as in subsoil), a subordinate or secondary part of something else (as in subphylum.), or less than completely (as in subtropical.)