The English language has several synonyms for an "unattractive person." These words are used to describe someone who is not visually pleasing, or who lacks charm, grace, or charisma. Some common synonyms for an unattractive person include words like ugly, plain, unappealing, unpleasant, repulsive, and unsightly. While these words may sound harsh, they are commonly used to describe people or things that are not aesthetically pleasing. It is important to note that beauty is subjective and that it is not fair or kind to judge someone solely on their appearance. It is always better to focus on personality and character traits when assessing others.