The word "prissies" is often used to describe someone who is overly concerned with appearances or behaving in a manner that is considered overly fussy or highly strung. There are several synonyms for the word "prissies" that can be used interchangeably, including finicky, fastidious, pedantic, finical, exacting, picky, fussy, pernickety, and punctilious, among others. Depending on the context and the tone in which the term is used, any of these synonyms for "prissies" could be suitable alternatives. Regardless of the word chosen, the implication is that the individual in question has an excessive focus on superficial details that other people may consider trivial.