lay down vs plonk

lay down

verb
  • To give up, surrender, or yield (e.g. a weapon), usually by placing it on the ground. 

  • To sacrifice, especially in the phrase "to lay down one's life." 

  • To stock, store (e.g. wine) for the future. See also lay by. 

  • To specify, institute, enact, assert firmly, state authoritatively, establish or formulate (rules or policies). 

  • To euthanize an animal. 

  • To lie down; to place oneself in a reclined or horizontal position, on a bed or similar, for the purpose of resting. 

  • simple past tense of lie down 

  • To intentionally take a fall while riding a motorcycle, in order to prevent a more serious collision. 

  • To place on the ground, e.g. a railway on a trackbed. 

plonk

verb
  • To set or toss (something) down carelessly. 

  • To sit down heavily and without ceremony. 

  • To automatically ignore a particular poster. 

noun
  • Cheap or inferior everyday wine. 

  • AC Plonk 

  • A female police constable. 

  • The sound of something solid landing. 

intj
  • The sound made by something solid landing. 

  • The supposed sound of adding a user to one's killfile. 

adv
  • Precisely and forcefully. 

How often have the words lay down and plonk occurred in a corpus of books? (source: Google Ngram Viewer )