Main entry: dig, compass, comprehend, get the picture, grasp, grok, apprehend, savvy
Definition: get the meaning of something
Usage: Do you comprehend the meaning of this letter?
Main entry: collar, pick up, cop, apprehend, arrest, nab, nail
Definition: take into custody
Usage: the police nabbed the suspected criminals
Main entry: apprehend, quail at
Definition: anticipate with dread or anxiety