knubby--prophetes.ai

knubby, a.
  (ˈnʌbɪ)
  [f. knub n. + -y.]
  Full of ‘knubs’, or of the form of a ‘knub’.

1882 Standard 14 Dec. 5/3 [Jamaica], On the other side of the..bamboo fence rise..‘knubby cabbages’, with their bullet heads.

Oxford English Dictionary