inebriant vs potable

inebriant

adj
  • Intoxicating; inebriating. 

noun
  • An intoxicating agent. 

potable

adj
  • Good for drinking without fear of disease or poisoning. 

noun
  • Any drinkable liquid; a beverage. 

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