climacteric vs undecided

climacteric

noun
  • The period of life that leads up to and follows the end of menstruation in women; the menopause. 

  • A critical stage or decisive point; a turning point. 

  • A period in human life in which some great change is supposed to take place, calculated in different ways by different authorities (often identified as every seventh or ninth year). 

adj
  • Pertaining to any of several supposedly critical years of a person's life. 

  • Critical or crucial; decisive. 

  • Climactic. 

  • Relating to a period of physiological change during middle age; especially, menopausal. 

undecided

adj
  • Uncommitted, not having reached a decision. 

  • Open and not yet settled or determined. 

noun
  • A voter etc. who has not yet come to a decision. 

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