perpetuate vs suspend

perpetuate

verb
  • To prolong the existence of (something) by repetition; to reinforce. 

  • To make (something) perpetual; to make (something) continue for an indefinite time; also, to preserve (something) from extinction or oblivion. 

  • To record (the testimony of a witness) which may be lost before a matter comes to trial. 

adj
  • Perpetual, or made perpetual; continued for an indefinite time. 

suspend

verb
  • To halt something temporarily. 

  • To bring a solid substance, usually in powder form, into suspension in a liquid. 

  • To discontinue or interrupt a function, task, position, or event. 

  • To remove the value of an unused coupon from an air ticket, typically so as to allow continuation of the next sectors' travel. 

  • To hold in an undetermined or undecided state. 

  • To hang freely; underhang. 

  • To support in a liquid, as an insoluble powder, by stirring, to facilitate chemical action. 

  • To debar, or cause to withdraw temporarily, from any privilege, from the execution of an office, from the enjoyment of income, etc. 

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