This is the 122nd most frequent Ukrainian word.
компанії
"Компанії" in English means "companies."
Here, "компанії" means "the company" in the sense of a business or organization, utilized in the possessive form to describe its attributes.
У компанії багато нових ідей для розвитку.
The company has many new ideas for development.
In this context, "компанії" refers to a group of people, specifically a group of friends spending time together.
Ми провели вечір у приємній компанії друзів.
We spent the evening in pleasant company of friends.
In this case, "компанії" refers to a collaborative or membership group such as a partnership or association.