full-frontal vs porno

full-frontal

adj

  • Showing all the genitalia. 

  • Full-on; unrestrained. 

noun

  • A photograph showing a completely nude person, with all the genitalia. 

porno

adj

  • Pornographic. 

noun

  • Pornography. 

  • A pornographic film. 

How often have the words full-frontal and porno occurred in a corpus of books? (source: Google Ngram Viewer )