clear up

verb

1. make clear and (more) comprehensible

   verb.communication

   Synonyms clarify elucidate

   Antonyms obfuscate

   Source: WordNet 3.0

2. finish a task completely

   verb.change

   Synonyms finish off finish up get through mop up polish off wrap up

   Source: WordNet 3.0

3. free (the throat) by making a rasping sound

   verb.change

   Synonyms clear

   Source: WordNet 3.0

4. become clear

   verb.weather

   Synonyms brighten clear light up

   Antonyms cloud overcast

   Source: WordNet 3.0

5. make free from confusion or ambiguity; make clear

   verb.cognition

   Examples

   Clear up the question of who is at fault.

   Synonyms clear crystalise crystalize crystallise crystallize elucidate enlighten illuminate shed light on sort out straighten out

   Source: WordNet 3.0