prissy

She was a small, neat, rather prissy-looking girl with primly smooth brown hair and rimless glasses […]

Mom was always pushing her only daughter to become some kind of prissy feminine beauty.

As women post en masse over the course of the day and long into the night, the mood changes: The daylight crowd tends to be prissier; the night crowd rowdier (and drunker); the late-night crowd surrealistic and unpredictable, made up of the extremely sleep deprived, from mothers of newborns to insomniacs in the midst of a divorce.