Valency the syntactic valence of a verb is the number of overt morpho-syntactically. coded arguments it takes. One can talk about the semantic valence of the verb. as well, where valence here refers to the number of semantic arguments that a. particular verb can take, and syntactic analysis and semantic analysis, Syntactic Semantic Analysis. Syntactic analysis (syntax) and semantic analysis (semantic) are the two primary techniques that lead to the understanding of natural language. ... Syntax is the grammatical structure of the text, whereas semantics is the meaning being conveyed