circle vs let go

circle

verb
  • To surround. 

  • To travel around along a curved path. 

  • To travel in circles. 

  • To place or mark a circle around. 

noun
  • An instrument of observation, whose graduated limb consists of an entire circle. When fixed to a wall in an observatory, it is called a mural circle; when mounted with a telescope on an axis and in Y's, in the plane of the meridian, a meridian or transit circle; when involving the principle of reflection, like the sextant, a reflecting circle; and when that of repeating an angle several times continuously along the graduated limb, a repeating circle. 

  • A two-dimensional geometric figure, a disk, consisting of the set of all those points of a plane at a distance less than or equal to a fixed distance (radius) from a given point. 

  • A form of argument in which two or more unproved statements are used to prove each other; inconclusive reasoning. 

  • A line comprising two semicircles of 30 yards radius centred on the wickets joined by straight lines parallel to the pitch used to enforce field restrictions in a one-day match. 

  • A bagginess of the skin below the eyes from lack of sleep. 

  • A series ending where it begins, and repeating itself. 

  • A territorial division or district. 

  • Any thin three-dimensional equivalent of the geometric figures. 

  • Any shape, curve or arrangement of objects that approximates to or resembles the geometric figures. 

  • A two-dimensional geometric figure, a line, consisting of the set of all those points in a plane that are equally distant from a given point (center). 

  • A curve that more or less forms part or all of a circle. 

  • A specific group of persons; especially one who shares a common interest. 

  • The orbit of an astronomical body. 

  • A ritual circle that is cast three times deosil and closes three times widdershins either in the air with a wand or literally with stones or other items used for worship. 

  • A traffic circle or roundabout. 

let go

verb
  • Used other than figuratively or idiomatically: see let, go. 

  • To dismiss from employment. 

  • To release from one's grasp; to go from a state of holding on to a state of no longer holding on. 

  • To ignore (a comment, etc.). 

  • To emotionally disengage or to distract oneself from a situation. 

  • To fail to maintain a standard of appearance, behavior, or performance. 

  • To gain weight 

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