octopus vs polyp

octopus

noun
  • Any of several marine molluscs of the family Octopodidae, having no internal or external protective shell or bone (unlike the nautilus, squid and cuttlefish) and eight arms each covered with suckers. 

  • An organization that has many powerful branches controlled from the centre. 

  • The flesh of these marine molluscs eaten as food. 

verb
  • To behave like an octopus. 

  • To hunt and catch octopuses. 

  • To put (or attempt to put) one's fingers, hands or arms in many things or places at roughly the same time. 

  • To grow in use vastly beyond what was originally intended. 

  • To spread out in long arms or legs in many directions. 

  • To plug a large number of devices into a single electric outlet. 

polyp

noun
  • A cylindrical coelenterate, such as the hydra, having a mouth surrounded with tentacles. 

  • An abnormal growth protruding from a mucous membrane. 

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