WordNet sense 1 (spend or pass, as with boredom or in a pleasant manner; of time):

while away

WordNet sense 2 (succeed in reaching a real or abstract destination after overcoming problems):

come through

WordNet sense 3 (be in or establish communication with):

contact, reach, contact, get hold of

WordNet sense 4 (become clear or enter one's consciousness or emotions):

click, dawn, penetrate, get across, come home, fall into place, sink in

WordNet sense 5 (finish a task completely):

clear up, finish up, finish off, mop up, polish off, wrap up