Where does “constructionalization” come from?

constructionalization (English) comes from English constructional, from English construction, from Middle English construction, from Old French construction, from Latin cōnstructiō, from Latin cōnstruō, from Latin cōn-, from Latin cum — resin, gum; to say, speak.

constructionalization (English): The process of creating a new, distinct grammatical or lexical construction, a new form, meaning and pairing through gradual language change and conventionalization