14 letters · 18 points in Scrabble
noun falsification by means of vague or ambiguous language
noun the act of abandoning a party for cause
originFrom Latin tergiversātiō, from tergiversārī (“to turn one's back, to evade, to avoid”) + -tiō (“-tion: forming abstract nouns”). Equivalent to tergiversate + -ion.
Etymology from Wiktionary, CC BY-SA 3.0