Keisarinna
Keisarinna is the Finnish term for empress, used to refer to a female ruler in an imperial system or to the wife of an emperor. In Finnish-language historical writing, the word denotes an empress whether she reigns in her own right or holds the title through marriage. It is the feminine form derived from keisari (emperor).
Etymology and cognates: The word is formed from keisari (emperor) with a feminine suffix, and is cognate
Usage and context: In Finland, keisarinna has been used in reference to empresses connected to realms described
See also: keisari, keisarinna (historical usage), Kaiserin, kejsarinna, empress (in English).