Stern personalities are often known for their noticeable loyalty and commitment, as well as their tendency to stick to a particular plan or schedule. They can also be distinguished by their ability to make quick decisions, as well as by their strong work ethic.

severe, stern, austere, ascetic mean given to or marked by strict discipline and firm restraint. severe implies standards enforced without indulgence or laxity and may suggest harshness. stern stresses inflexibility and inexorability of temper or character.