bechalk

verb

1. (archaic)To cover with chalk, or whiten as if with chalk.

   “Let fear give worse intelligence through your eyes, Make pale your lips, and so bechalk your cheeks That he shall stare as wild!”

   “...but there must be luxury in the glare of lustres to a man who has drudged at his desk by the light of a tallow candle, and how much handsomer must a floor appear to him when splendidly bechalked by a capital designer, than when besprinkled with a watering pot by a slipshod apprenticel”

   “Not only do blue or red bills in windows indicate committee rooms, but the politically-minded town-youth expresses his sympathies or antipathies on the' mouldering walls of ancient colleges, which are bechalked with exhortations to vote for Hall or Fyife.”