11 letters · 17 points in Scrabble
noun a supporter of the Confederate States of America
noun someone who assists in a plot
noun a person who joins with another in carrying out some plan (especially an unethical or illegal plan)
originFirst attested in 1387, in Middle english; inherited from Middle English confederat(e) (“confederated, allied, associated in a plot; united or bound, as in friendship or troth”), borrowed from Late Latin cōnfoederātus perfect passive participle of cōnfoederō, see -ate (adjective-forming suffix) and -ate (noun-forming suffix). Regular participial usage of the adjective up until Early Modern…
Etymology from Wiktionary, CC BY-SA 3.0