remember vs think

remember

verb
  • To keep in mind, be mindful of 

  • To not forget (to do something required) 

  • To give (a person) money as a token of appreciation of past service or friendship. 

  • To memorize; to put something into memory. 

  • to commemorate, to have a remembrance ceremony 

  • To convey greetings from. 

  • To engage in the process of recalling memories. 

  • To recall from one's memory; to have an image in one's memory. 

think

verb
  • To plan; to be considering; to be of a mind (to do something). 

  • To ponder, to go over in one's head. 

  • To guess; to reckon. 

  • To communicate to oneself in one's mind, to try to find a solution to a problem. 

  • To be of opinion (that); to consider, judge, regard, or look upon (something) as. 

  • To presume; to venture. 

  • To seem, to appear. 

  • To conceive of something or someone (usually followed by of; infrequently, by on). 

noun
  • An act of thinking; consideration (of something). 

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