contribute
/kənˈtrɪbjuːt/
verb
-utes; -uted; -uting
to give (something, such as money, goods, or time) to help a person, group, cause, or organization - usually + to or toward; [+ obj]
[no obj] :to help to cause something to happen
usually + to
to write (something, such as a story, poem, or essay) for a magazine [+ obj]