spod vs wet blanket

spod

noun
  • One who wastes time on nonproductive activities online. 

  • One who uses talkers, an early form of chat room. 

  • One who studies excessively and is disliked by fellow students because of it; a swot. 

  • A container used to distribute a large amount of bait in a single cast. 

verb
  • To fish using a spod. 

wet blanket

noun
  • A person who takes the fun out of a situation or activity, as by pessimism, demands, dullness, etc. 

  • A timid person; one who lacks confidence; a wimp. 

  • Used other than figuratively or idiomatically: see wet, blanket. 

How often have the words spod and wet blanket occurred in a corpus of books? (source: Google Ngram Viewer )