twenty years old

処女: A maiden, a virgin. / 初叙: The first time that one is given a court rank or honor. / 庶女: A female commoner. / 沮洳: A bog, a wetland; being boggy due to bad drainage; (slang, rare) jail or prison.

unmarried woman / female virgin (female who has not had sexual experience) / woman's virginity / for the first time; maiden (voyage, publication etc)

三才: the "three talents": sky, earth and people / 三歳: three years old / 山菜: mountain vegetables; foraged vegetables / 山塞: mountain stronghold; Chinese counterfeit goods

year

-year-old

(nautical) maiden voyage

mountain stronghold / mountain camp / shanzhai: imitation or counterfeit consumer goods, especially from China

edible greens of the sort that naturally grows on mountains

three years of age, three years old