aggravator
agg·ra·va·tor
noun
1.
an unpleasant person who is annoying or exasperating
Origin
From aggravate + -or.
Related words
Word family
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.