consequent vs spontaneous

consequent

adj
  • Following as a result, inference, or natural effect. 

  • Of or pertaining to consequences. 

  • Of a stream, having a course determined by the slope it formed on. 

noun
  • An event which follows another. 

  • The second term of a ratio, i.e. the term b in the ratio a:b, the other being the antecedent. 

  • A consequent stream. 

  • The second half of a hypothetical proposition; Q, if the form of the proposition is "If P, then Q." 

spontaneous

adj
  • Arising from a momentary impulse. 

  • Sudden, without warning. 

  • Controlled and directed internally; self-active; spontaneous movement characteristic of living things. 

  • Random. 

  • Done by one's own free choice, or without planning. 

  • Produced without being planted or without human cultivation or labor. 

  • Self-generated; happening without any apparent external cause. 

  • Proceeding from natural feeling or native tendency without external or conscious constraint. 

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