THE BEST SIDE OF NASCENCY ANTONYMS

Answer: In the beginning you may think you want to find the words which have the opposite meaning to enlighten. But wait, 3 of the options Possess a meaning accurately reverse to enlighten.I feel the discussion about /x/ and /χ/ is superfluous. I checked numerous WIKI-webpages and whilst the a single claims that /x/ is Erroneous one other states /