Frequency (synt.) ; Register (sociolinguistics) ; Sprachwandel (synt.) ; Syntactic change ; Language norm ; Colloquial language ; Anomaly (synt.) ; Nonsense sentence; Deviation (synt.) ; Agreement (gramm.) ; Anti-agreement; Grammatical agreement ; Type of discourse; Text types ; Lateinisch; Latin ; Langue d'oïl; Old French ; French (classical) ; Classical French ; Middle French