drip vs outflow

drip

noun
  • A drop of a liquid. 

  • A limp, ineffectual, or uninteresting person. 

  • Style; swagger; fashionable and/or expensive clothing. 

  • A falling or letting fall in drops; act of dripping. 

  • A dividend reinvestment program; a type of financial investing. 

  • An apparatus that slowly releases a liquid, especially one that intravenously releases drugs into a patient's bloodstream. 

  • That part of a cornice, sill course, or other horizontal member, which projects beyond the rest, and has a section designed to throw off rainwater. 

verb
  • To have a superabundance of valuable things. 

  • To rain lightly. 

  • To be wet, to be soaked. 

  • To fall one drop at a time. 

  • To whine or complain consistently; to grumble. 

  • To leak slowly. 

  • To let fall in drops. 

outflow

noun
  • A fluid that flows out. 

  • Any outward movement. 

  • Something that flows out of a sewage treatment plant. 

  • The process of flowing out. 

  • A stream of gaseous material emanating from an active galactic nucleus. 

  • The part of a system that allows material to flow out. 

verb
  • To flow outward. 

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