The Collaborative International Dictionary of English v.0.48:

Kernel \Ker"nel\, v. i. [imp. & p. p. Kerneledor Kernelled;
   p. pr. & vb. n. Kerneling or Kernelling.]
   To harden or ripen into kernels; to produce kernels. Kerneled

The Collaborative International Dictionary of English v.0.48:

Kerneled \Ker"neled\, Kernelled \Ker"nelled\, a.
   Having a kernel.
   [1913 Webster]