geonymy means the nomenclature of place names. Lexicurio rates it Sui generis — a strength score of 88 out of 100.
Etymology
From geo- + -onymy.
noun
- The nomenclature of place names.“Among twenty-five female shamans in the Society for the Preservation of Hwanghae Shamsnism, five have family-related names, four of whom are younger than forty-five years old, while twenty have geonymies (see Appendix 2).”