Reprove, rebuke, reprimand, admonish, reproach, chide can all mean to criticize adversely, especially in order to warn of or to correct a fault.
To reprove is to blame or censure, often kindly or without harshness and usually in the hope of correcting the fault.
Rebuke implies sharp or stern reproof.
Reprimand suggests reproof that is formal, and often public or official.
Admonish stresses the implication of warning or counsel.
Reproach and chide imply dissatisfaction or displeasure; reproach usually connotes criticism or faultfinding; chide implies mild reproof or a slight scolding.