Reading and writing fill in the blanks

In 1868, botanist Jules-émile Planchon createdunmaskedimaginedpacked unmasked the culprit behind a national crisis. For five years, a plightblightlightpreference blight had been stealing across France’s vineyards. Its cause was invisible, its spread meaningfulfaintcountlessinexorable inexorable . Always it followed the same pattern. First a single vine would densifyvaporizewitherthrive wither , then a circle of plants. Entire vineyards were wiped out within years.