This is the 10217th most frequent Russian word.
благотворительные
Charitable.
The word 'благотворительных' is used as an adjective modifying 'акциях,' meaning 'charitable events.' It describes the nature of the events as aimed at helping others.
Я участвую в благотворительных акциях для помощи детям.
I participate in charitable events to help children.
Here, 'благотворительные' modifies 'концерты,' indicating that the concerts are held for charitable purposes, such as fundraising.
Мы организуем благотворительные концерты для сбора средств.
We organize charitable concerts to raise funds.
In this case, 'благотворительные' modifies 'ярмарки,' showing that the fairs aim to raise funds or provide aid through selling items.