PPVT; Echelle de vocabulaire en images Peabody; EVIP; Test de Vocabulario en Imagenes Peabody; TVIP ; Wortschatz (Sprachunterricht) ; Lernwortschatz; Vocabulary teaching ; Spracherwerb (lex.) ; Language acquisition (lex.) ; Vocabulary (language acquisition) ; Minoritätensprache; Minority language ; Bilingual education ; English ; Chicano; Puertoricans; USA (span. Sprache in den) ; Mexican American Spanish; USA (Spanish language in the) ; Spanglish; Inglañol; Tex-Mex; Spanish in the USA