What does Lappia mean in Latin?

Lappia, a proper noun, means “Lapland”.

What is the genitive of Lappia?

The genitive singular is Lappiae. Lappia is feminine, first declension.

proper noun · femininefirst declension

Lappia f sg (genitive Lappiae)

Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Latin -ia Latin Lappia From Lappus + -ia.

What does Lappia mean in Latin?: Lappia, a proper noun, means “Lapland”.
What is the genitive of Lappia?: The genitive singular is Lappiae. Lappia is feminine, first declension.