Enlightenment (theory of language) ; History of linguistics (19th century) ; History of linguistics (20th century) ; CREA ; CORPES ; CORDIAM ; Frequency (morph.) ; Sprachwandel (morph.) ; Language change (morph.) ; Morphological change ; Etymologie; Etymology ; Diccionario de la Real Academia Española; DRAE; DLE ; Historical dictionary ; Lemmata ; Romanismus; Latinism ; Gender ; Lexical split (morph.) ; Split gender; Hybrid noun ; Morphologie, kontrastive; Morphology, contrastive; Contrastive morphology ; Spanish dialects (in Spain) ; Spanische Dialekte (in Spanien) ; Dialects of Spain ; Latin America (Spanish language in) ; Lateinamerika (span. Sprache in) ; Spanish in Latin America