What does -tae mean in Latin?

-tae, a suffix, means “Found in Illyrian ethnonyms formed from toponyms.”.

suffixfirst declension

-tae

-tae ? pl (genitive -tārum)

morphemepluralFound in Illyrian ethnonyms formed from toponyms.
Albona + -tae → Alutae
Curicum + -tae → Curictae

Borrowed from Illyrian. Compare also -tēs, -stae, -stinī.

What does -tae mean in Latin?: -tae, a suffix, means “Found in Illyrian ethnonyms formed from toponyms.”.