substantial vs vague

substantial

adj
  • Not imaginary; real; actual; true; veritable. 

  • Most important; essential. 

  • Having a substance; actually existing. 

  • Corporeal; material; firm. 

  • Possessed of goods or an estate; moderately wealthy. 

  • Satisfying; having sufficient substance to be nourishing or filling. 

  • Large in size, quantity, or value; ample; significant. 

  • Having good substance; strong; stout; solid; firm. 

noun
  • Anything having substance; an essential part. 

vague

adj
  • Not clearly expressed; stated in indefinite terms. 

  • Not clearly felt or sensed; somewhat subconscious. 

  • Not clearly defined, grasped, or understood; indistinct; slight. 

  • Lacking expression; vacant. 

  • Not having a precise meaning. 

  • Not thinking or expressing one’s thoughts clearly or precisely. 

  • Not sharply outlined; hazy. 

  • Wandering; vagrant; vagabond. 

noun
  • An indefinite expanse. 

verb
  • To make vague negative comments publicly; to make highly veiled complaints or insults. 

  • To become vague or act in a vague manner. 

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