demur, demure – Demur is the verb “to object or voice opposition,” while demure is the adjective meaning “modest, shy.” More…
farouche – Means “sullen or shy in company.” More…
milquetoast – Comes from a comic strip character created in 1924 who was shy, timid, and unassertive. More…
shrinking violet – Violets actually shrink as if they become shy, giving us this term. More…