But Irish was taught along side Latin, and indeed Latin was taught via Irish for a while, as were all school subjects. "
Cara" is a common Irish word, and the Irish language is taught at both primary and secondary level here. Latin has not been widely taught or used in Mass for decades. In a bilingual society, if you meet someone with a name which is a word in one of the languages spoken in that society, like
Cara, the assumption that is a word from one of the two official languages is usually safe.