need vs remainder

need

noun
  • Lack of means of subsistence; poverty; indigence; destitution. 

  • A requirement for something; something needed. 

verb
  • To be obliged or required (to do something). 

  • To be required; to be necessary. 

  • To want strongly; to feel that one must have something. 

  • To have an absolute requirement for. 

remainder

adj
  • Remaining. 

noun
  • Excess stock items left unsold and subject to reduction in price. 

  • The amount left over after subtracting the divisor as many times as possible from the dividend without producing a negative result. If n (dividend) and d (divisor) are integers, then n can always be expressed in the form n = dq + r, where q (quotient) and r (remainder) are also integers and 0 ≤ r < d. 

  • An estate in expectancy which only comes in its heir's possession after an estate created by the same instrument has been determined 

  • A part or parts remaining after some has/have been removed. 

  • The number left over after a simple subtraction 

verb
  • To mark or declare items left unsold as subject to reduction in price. 

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