1. to increase the severity, bitterness, or violence of(disease, ill feeling, etc.); aggravate
2. to embitter the feelings of (a person); irritate; exasperate
I hate the word collogue for two reasons. I don't like to say it and I don't like the definition. It is also the word of the day on dictionary.com.
1. to confer secretly
2. to plot mischief; conspire