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]