Information relating to the word itself (big, small, large, etc) in addition to the word classes (part-of-speech tags).
Endocentric and Exocentric
A grammatical construction (e.g. a phrase or compound word) is said to be endocentric if it fulfills the same linguistic function as one of its parts, and exocentric if it does not.
corresponding or similar in form and relations.
The grammar described in a phrase structure.