Drunken boorishness was brought up more than once as a reason to dump or avoid.
From the him.uk.msn.com
Why do you have to show your boorishness to the whole world, SzymonNM100.
From the economist.com
He combines a sort of easy going bonhomie with a relentless ambition and slight boorishness.
From the guardian.co.uk
For all his boorishness and misdemeanours, though, Botham has retained the public's affection.
From the telegraph.co.uk
When do wins and titles outweigh boorishness and bullying?
From the sportingnews.com
When they're called on their boorishness, they crow that they've been censored, their ideas martyred.
From the thenewstribune.com
Boorishness could make for such better television than this.
From the latimes.com
Once elected, Webb took his boorishness to the White House.
From the edition.cnn.com
Interesting re the comments, I presume from Aussies, blaming Healy's boorishness on being from Queensland.
From the guardian.co.uk
More examples
The manner of a rude or insensitive person
Inelegance by virtue of being an uncouth boor
(boorish) ill-mannered and coarse and contemptible in behavior or appearance; "was boorish and insensitive"; "the loutish manners of a bully"; "her stupid oafish husband"; "aristocratic contempt for the swinish multitude"
The state or characteristic of being a boor or of being boorish; boorish behaviour
(boorish) Behaving as a boor; rough in manners; rude; uncultured
(Boorish) or mishaari (Porridge) is very popular in Mogadishu. It is the same as that of Italy, but with added butter and sugar. This article does not cite any references or sources. ...