necessarily

adv.

[1]	inevitably , needfully , unavoidably , inescapably , axiomatically , inexorably , ineluctably , irresistibly , incontrovertibly , automatically , naturally , (as a matter) of course , as a result , certainly , surely , to be sure , like it/not , willy-nilly , perforce , of necessity , by definition
[2]	inevitably , of necessity , needs