Invalid expression:*[ck]{1
Adelung-1793: Singen
Brockhaus-1809: Singen
Brockhaus-1911: Singen [2] · Singen
DamenConvLex-1834: Singen
Meyers-1905: Singen [2] · Singen [1] · Hora-Singen
Pierer-1857: Singen [2] · Singen [1]
Sulzer-1771: Singen