substantial vs suspect

substantial

adj
  • Most important; essential. 

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

  • 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. 

suspect

adj
  • Viewed with suspicion; suspected. 

  • Viewing with suspicion; suspecting. 

verb
  • To have suspicion. 

  • To imagine or suppose (something) to be true, or to exist, without proof. 

  • To believe (someone) to be guilty. 

  • To distrust or have doubts about (something or someone). 

noun
  • A person who is suspected of something, in particular of committing a crime. 

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