at vs next

at

noun
  • The at sign (@). 

prep
  • (also as at; before dates) On a particular date. 

  • Occupied in (activity). 

  • In a state of. 

  • On the subject of; regarding. 

  • In, near, or in the general vicinity of a particular place. 

  • Denotes a price. 

  • Because of. 

  • Bothering, irritating, causing discomfort to 

  • Indicates a position on a scale or in a series. 

  • Indicates a means, method, or manner. 

  • Holding a given speed or rate. 

  • Indicating occurrence in an instant of time or a period of time relatively short in context or from the speaker's perspective. 

  • In the direction of (often in an unfocused or uncaring manner). 

next

noun
  • The one that follows after this one. 

adv
  • In a time, place, rank or sequence closest or following. 

  • On the first subsequent occasion. 

  • So as to follow in time or sequence something previously mentioned. 

adj
  • Nearest in order, succession, or rank; immediately following (or sometimes preceding) in order. 

  • Nearest in place or position, having nothing similar intervening; adjoining. 

  • Nearest in relationship. (See also next of kin.) 

det
  • Closest in the future, or closest but one if the closest is very soon; of days, sometimes thought to specifically refer to the instance closest to seven days (one week) in the future. 

  • Denotes the one immediately following the current or most recent one. 

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