Coming from the word Euphistic, it means to have lack of extravegant or sophisticated languange. Euphiless is an word coming from John Lyly (1533-1606) an even though it's an old word you won't find it in any modern dictionary online or physical.
Person 1: Man, Dave's so euphiless trying to say Salm Britches and saying it like Sum Bitches.
Person 2: What the heck you talking about? The fuck is euphiless?
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"