involvement
🇺🇸
/ɪnˈvɑːlvmənt/
🇬🇧
/ɪnˈvɒlvmənt/
taking part in something
Her involvement in the project helped it succeed.
giving time and attention to something
His deep involvement in community service shows his care for others.
a close relationship with someone
Their involvement started as friendship but grew into something more.