Fartnark
Someone who outwardly expresses disgust and tries to make you feel bad for farting, when it is a perfectly natural bodily function.
"Dude, are you seriously fartnarking me right now? it's a natural function of the human body, man"
"WE'RE IN AN ELEVATOR! YOU DO THIS EVERY TIME!!"
"WE'RE IN AN ELEVATOR! YOU DO THIS EVERY TIME!!"