phallic vs prurient

phallic

adj
  • Relating to, or characteristic of the penis. 

  • Shaped like an erect human penis. 

prurient

adj
  • Arousing or appealing to sexual desire. 

  • Curious, especially inappropriately so. 

  • Uneasy with desire; itching; especially, having a lascivious anxiety or propensity; lustful. 

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