Apprehend or comprehend

Bartleby.com  on apprehend and comprehend

Only in the “understand” sense are these words synonyms, although apprehend seems to stress understanding in the sense of “recognizing” (He seems to have apprehended, finally, that he has no standing in the case), whereas comprehend seems to stress understanding as “the intellectual process required to achieve comprehension” (After studying the various proposals, we finally comprehended what all the fuss was about).