Stultified is a term that refers to someone who feels frustrated or blocked from performing a task or achieving a goal. Several synonyms can be used to describe this condition. The term stymied means to be unconsciously hindered from accomplishing something. The term impeded is another synonym for stultified that means to be impeded or hindered. Hindered is a term that means to be obstructed or stopped from doing something due to an external factor. Other possible synonyms include frustrated and confounded. These terms are useful when trying to describe a sense of being blocked from achieving a goal or completing a task.