An intelligent person is often described as someone who has a high level of mental capacity and is quick-witted. Synonyms for this term include astute, clever, knowledgeable, insightful, gifted, perceptive, brainy, brilliant, and shrewd. These words connote a sense of superior intellect and superior problem-solving skills. A person who is referred to as astute is quick to understand situations and can make informed judgments. Clever and knowledgeable refer to someone who is adept at using intelligence to achieve a desired outcome. Someone who is perceptive is keen on observing and interpreting information, gifted connotes natural ability, whereas brainy and brilliant denote exceptional intelligence. Shrewd refers to someone who is capable of outsmarting others through cunning or guile.