I. noun Etymology: Middle English knol, from Old English cnoll; akin to Old Norse ~r mountaintop Date: before 12th century a small round hill ; mound , II. verb Etymology: Middle English, probably alteration of knellen to knell Date: 15th century knell
KNOLL
Meaning of KNOLL in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012