a skeptical and generally passive aggressive attitude, Being socially difficult on purpose, seeking argumentation, snarking
. Pretending to disagree with or disapprove of something that normally would be acceptable to get back at someone who has temporarily fallen out of favor or is disliked.
"I couldn't help but notice that your wife became snarvituous as soon as Diane, your secretary showed up at the party. I mean she suddenly hates romance novels and thinks country music is for simpletons (the things Diane likes). I believe I do recall seeing a bookshelf full of romance novels in your house and an Alan Jackson CD in her car, I think she's really just insecure with Diane being around you."