woman
no heir = male heiress = female
A woman who lives with a man as if they were married but without actually getting married.
The female heir is called the heiress.
The opposite of heir is heiress. Heir is the male beneficiary while a heiress refers to a female who is to inherit wealth.
The feminine version of heir is heiress.
One alternative term for a female heir is "heiress".
Heiress
heiressHeiress
A woman who is not married is called either a maiden when she is young or after menopause a spinster.
A married woman (or someone you don't know) is addressed as 'madam'. An unmarried woman is 'mademoiselle'.
She is princess until she's married then she's queen No, being a queen for a human woman means being the female ruler of a country, not just being married or having children. A female cat is called a queen, but a female human is just a woman, unless she is the female ruler of a country.
The opposite noun of heir is "ancestor." An heir stands to receive an inheritance, while an ancestor refers to a person from whom one is descended.