What does tenisia mean in Latin?

tenisia, a noun, means “tennis”.

What is the genitive of tenisia?

The genitive singular is tenisiae. tenisia is feminine, first declension.

In classical Latin, [tɛˈnɪ.si.a]; in ecclesiastical (church) Latin, [teˈniː.s̬i.a].

noun · femininefirst declension

tenisia f (genitive tenisiae)

Classical[tɛˈnɪ.si.a]Ecclesiastical[teˈniː.s̬i.a]

New Latinfemininetennis
[…]; secundo de quibusdam enormitatibus concernentibus magistrum Holt, scilicet de crebro lusu ad tenisiam & hoc in locis pupplicis,[…]1923 (1483–1521), Registrum Annalium Collegii Mertonensis 1483-1521, page 156:
luder’ ad tenesiam talos cardos et ad le Kayte sub pen.’ incarcerac.’ corporis.1939, Notes & Queries for Somerset and Dorset, page 138: