This is the 15771st most frequent Russian word.
провинцией
"Провинцией" (instrumental case of "провинция") means "province" or "region."
In this context, "провинцией" implies a desire for a simpler or quieter life characteristic of provincial areas.
Он всегда мечтал сбежать из столицы и жить в провинцией.
He always dreamed of escaping the capital and living in the province.
Here, "провинцией" refers to a territorial division or a region within a country.
Москва считалась провинцией в IX веке.
Moscow was considered a province in the 9th century.
Here, "провинцией" describes a rural or less urbanized area.