[n] minimal language unit that has a syntactic (or morphological) function
[adj] forming or capable of forming or molding; "a formative influence"; "a formative experience"
[adj] (biology) capable of forming new cells and tissues; "a formative zone in developing bone"
[adj] beginning to develop; "inchoative stages"
[adj] susceptible to alteration by development and experience; "formative years"
[adj] relating to or characterized by formative effects or formation; "the formative arts"