theatris
theatris is a Latin form of theatrum, meaning “theater”. It is the dative plural neuter noun.
Found 41 times in the Latin texts on Socratos.
Where it is used
Cicero, De Republica 4.11: Numquam comoediae, nisi consuetudo vitae pateretur, probare sua theatris flagitia potuissent. quem illa non adtigit vel potius quem non vexavit? cui pepercit? Esto, populares homines …
All forms of theatrum (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.