yap— to bark small-ly
yeet— to throw wrongly
yelk (noun)— term I am including so that I might get a single pageview from the ghost of Noah Webster, who, if there is such thing as a ghost, continually searches the internet desperate to see his now-obsolete recommended form make a comeback
Yogiism— a dumb slip of the tongue made by Yogi Berra that you totally make too, but when someone's on record so often, it becomes easy to say that they're dumb. Imagine if you saw a top 10 list about the top 10 dumb things you tongue-slipped. You've definitely said that many things.
yolk— part of the egg where the embryo isn't
Youtuber— yes, they are a Youtuber, but that's a bit like saying "television personality" in a headline instead of "Tom Green".