Unwon is a word which indicates a failure to win or achieve a particular goal or objective. Synonyms for unwon include lost, defeated, unsuccessful, failed, foiled, and frustrated. These words imply an unsuccessful attempt to obtain something desired or expected. Each synonym conveys a slightly different shade of meaning, ranging from disappointment in the outcome, to acknowledging a lack of success in the face of efforts made. Unwon is a word often used in the context of sports, competition, and contests, but can also apply to other areas of life where goals have not been achieved.