S0970600 (sĭn-tăk′tĭk) or syn·tac·ti·cal(-tĭ-kəl)adj. Of, relating to, or conforming to the rules of syntax.[Greek suntaktikos, putting together, from suntaktos, constructed, from suntassein, to construct; see syntax.]syn·tac′ti·cal·ly adv.Thesaurus
Adv.
1.
syntactically - with respect to syntax; "syntactically ill-formed"