gush vs rill

gush

verb
  • To flow forth suddenly, in great volume. 

  • To make an excessive display of enthusiasm, praise, or sentiment. 

  • To send (something) flowing forth suddenly in great volume. 

  • To ejaculate during orgasm. 

noun
  • A sudden rapid outflow. 

rill

verb
  • To trickle, pour, or run like a small stream. 

noun
  • A very small brook; a streamlet; a creek, rivulet. 

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