Godan verb with 'su' ending, Transitive verb
to accomplish; to achieve; to carry out; to fulfill; to fulfil; to realize; to execute; to perform; to do
君はその義務を果たすべきである。You must perform your duty. Godan verb with 'su' ending, Auxiliary verb
to do ... completely; to do ... entirely
after the -masu stem of a verb
Also written 果す【はたす】