Definition: Underrealisation is a psychological phenomenon in which individuals underestimate their own capabilities or expectations, leading to anxiety and disappointment. It occurs when an individual believes that they are capable of more than what they actually are, even though they know it's not true. This can manifest in various forms such as overestimating one's abilities, underestimating others' achievements, and projecting unrealistic expectations onto themselves or others. Underrealisation is a common problem among individuals who have high expectations for themselves but do not