Things that are difficult to say when you're drunk
•  Cinnamon
•  Indubitably
•  Innovative
•  Preliminary
•  Proliferation

Things that are very difficult to say when you're drunk
•  British constitution
•  Loquacious transubstantiate
•  Passive-aggressive disorder
•  Specificity

Things that are downright impossible to say when you're drunk
•  Thanks, but I don't want to have sex
•  Nope, no more booze for me
•  Sorry, but you're really not my type
•  Good evening, officer, isn't it lovely out tonight?
•  Oh, I just couldn't. No one wants to hear me sing.