tend vs trend

tend

verb
  • To accompany as an assistant or protector; to care for the wants of; to look after; to watch; to guard. 

  • To be likely, or probable to do something, or to have a certain habit or leaning. 

  • To kindle; ignite; set on fire; light; inflame; burn. 

  • To look after (e.g. an ill person.) 

  • To contribute to or toward some outcome. 

  • To manage (an anchored vessel) when the tide turns, to prevent it from entangling the cable when swinging. 

  • To make a tender of; to offer or tender. 

  • To wait (upon), as attendants or servants; to serve; to attend. 

trend

verb
  • To have a particular direction; to run; to stretch; to tend. 

  • To cause to turn; to bend. 

  • To be the subject of a trend; to be currently popular, relevant or interesting. 

  • To cleanse or clean (something, usually wool). 

noun
  • The lower end of the shank of an anchor, being the same distance on the shank from the throat that the arm measures from the throat to the bill. 

  • A line drawn on a graph that approximates the trend of a number of disparate points. 

  • The angle made by the line of a vessel's keel and the direction of the anchor cable, when she is swinging at anchor. 

  • A tendency. 

  • An inclination in a particular direction. 

  • A fad or fashion style. 

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