Here they are, courtesy of the Wall Street Journal:

adventitious, adj., happening by chance not by design; unplanned; serendipitous.

precariat, n., social class defined by precarity, a precarious existence lacking job security or predictability.

shoogly, adj., shaky and unstable; wobbly.

And voted best sentence:

“That is not to say that heated epistemological debates about the verification principle of logical positivism have replaced the merits of the college football playoff or the best way to scramble an egg as lively topics around the family dinner table.” Gerard Baker, WSJ Editor at Large, “Needed in Our ‘Post-Truth’ Era: Some Humility”