The word "Knoller" is a German surname that is pronounced as "/ˈknoʊlər/". The spelling of the word 'Knoller' is a result of German orthography. The letters 'K' and 'N' together in the word represent the sound /kn/ which is commonly found in German words. The double 'L' reflects a long 'l' sound pronounced as /l/. Lastly, the pronunciation of the word 'Knoller' ends with an 'er' sound, /ər/, which is very common in German language as it reflects the masculine noun form.