A synonym for “disability” could be “handicap”.
“Handicap” implies a disadvantage or impairment that restricts a person's ability to function in a particular way. For example, “His visual handicap did not stop him from pursuing his dreams.” This term is often used to describe a condition that poses a challenge or obstacle.
Another synonym is “impairment”. “Impairment” refers to a defect or loss of function in a particular aspect of a person's physical or mental capabilities. For instance, “The accident caused a severe impairment to his mobility.” This word emphasizes the specific nature of the limitation.
“disadvantage” can also be used as a synonym in some contexts. While it is a more general term, it can refer to a situation where a person is at a disadvantage due to a disability. For example, “People with disabilities often face many disadvantages in society.” This synonym highlights the social and practical implications of having a disability.