aggravate

definition: 
Make (a problem, injury, or offence) worse or more serious:
sentence: 
The shortage of work aggravated the crisis in the small town
difficulty: 
medium
toefl frequency: 
2
toefl classification: 
adverb: 
adjective: 
aggravating
adverb sentence: 
adjective sentence: 
The aggravating delay was caused by road repeairs
verb: 
verb sentence: 
noun: 
noun sentence: