The argument concept is tied to the predicate concept in a way that the complement concept is not. In linguistics, an adjunct is an optional, or structurally-dispensable, part of a sentence, clause, or phrase that, when it is removed, will not affect the remainder of the sentence except to discard from it some auxiliary information.

In generative grammar and related approaches, the logical Form (LF) of a linguistic expression is the variant of its syntactic structure which undergoes semantic interpretation.It is distinguished from phonetic form, the structure which corresponds to a sentence's pronunciation.These separate representations are postulated in order to explain the ways in which an expression's …