Synonyms and antonyms of People who are shy or prefer to be alone in American Thesaurus

loner (noun)

someone who likes to be alone and has few friends

hermit (noun)

someone who chooses to live alone or spend most of their time alone

recluse (noun)

someone who lives alone and avoids seeing other people

introvert (noun)

someone who tends to concentrate on their own thoughts and feelings instead of communicating with other people

mouse (noun)

informal someone who is quiet and prefers not to be noticed

wallflower (noun)

informal someone at a social event who has no one to dance with or talk to, often because they are shy

lone wolf (noun)

someone who likes to be or work alone

shrinking violet (noun)

informal someone who is very shy

homebody (noun)

American someone who likes to spend most of their time at home