decadent vs ruttish

decadent

noun
  • A person affected by moral decay. 

adj
  • Characterized by moral or cultural decline. 

  • Luxuriously self-indulgent. 

ruttish

adj
  • Related to a rut; being in a state of sexual arousal 

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