Error analysis (language teaching) ; English as a second language; ESL; TESOL ; Degrammaticalization; Relexification; Transcategorization; Lexicalization ; Typologie; Typology; Language typology ; Transfer (second language acquisition) ; Transfer (Zweitspracherwerb) ; Cross-linguistic influence (second language acquisition) ; Interference (second language acquisition) ; Motion (verbs of) ; Prolativ; Verbs of motion ; English ; Korean