This is the 6951st most frequent Russian word.
антониу
The word "антониу" is not a standalone Russian word; it appears to be a transliteration of the Portuguese name "Antônio" into Cyrillic.
The word 'Антониу' is used here as the name of a person, specifically a Brazilian or Portuguese male name transliterated into Russian.
Антониу приехал в Москву на соревнования.
Antonio arrived in Moscow for a competition.
Here, 'Антониу' remains a proper noun, representing the name of a person likely encountered in a social or cultural context.
Мы встретили Антониу на выставке искусства.
We met Antonio at the art exhibition.
In this usage, 'Антониу' expresses the subject of the sentence, actively describing his engagement with language learning.