noun
key
A1
Means 'key' (physical key; metaphorical key/solution). Masculine noun: der Schlüssel. Plural is identical: die Schlüssel. Singular genitive adds -s (des Schlüssels). Regular declension otherwise. No reflexivity or auxiliary. Remember article changes in plural: die Schlüssel, dative plural den Schlüsseln in usage.
VOCABULARY.DETAILS.EXAMPLES
Hast du meinen Schlüssel gesehen?
Have you seen my key?
Ich habe meinen Schlüssel verloren und komme nicht in die Wohnung.
I lost my key and can't get into the apartment.
Der Nachbar legte den Schlüssel auf den Tisch, damit seine Frau ihn am Abend nicht suchen musste.
The neighbor put the key on the table so that his wife would not have to look for it in the evening.
VOCABULARY.DETAILS.DETAILS_LABEL
VOCABULARY.DETAILS.MNEMONICS
Schlüssel ~ 'schlussel' — think 'close' to unlock (key).
Der Schlüssel — imagine 'der Schlüsselbund' (key ring), masculine.
VOCABULARY.DETAILS.NOTES
Genitive often 'des Schlüssels'. Plural 'Schlüssel' (same form).