impress vs mull

impress

noun
  • A heraldic device; an impresa. 

  • An impression; an impressed image or copy of something. 

  • The act of impressing. 

  • Characteristic; mark of distinction; stamp. 

  • The act of impressing, or taking by force for the public service; compulsion to serve; also, that which is impressed. 

  • An impression on the mind, imagination etc. 

  • A stamp or seal used to make an impression. 

verb
  • To mark or stamp (something) using pressure. 

  • To fix deeply in the mind; to present forcibly to the attention, etc.; to imprint; to inculcate. 

  • To seize or confiscate (property) by force. 

  • To make an impression, to be impressive. 

  • To produce a vivid impression of (something). 

  • To affect (someone) strongly and often favourably. 

  • To produce (a mark, stamp, image, etc.); to imprint (a mark or figure upon something). 

  • To compel (someone) to serve in a military force. 

mull

noun
  • A promontory. 

  • An inferior kind of madder prepared from the smaller roots or the peelings and refuse of the larger. 

  • A stew of meat, broth, milk, butter, vegetables, and seasonings, thickened with soda crackers. 

  • dirt; rubbish 

  • A thin, soft muslin. 

  • A snuffbox made of the small end of a horn. 

  • The gauze used in bookbinding to adhere a text block to a book's cover. 

  • Marijuana that has been chopped to prepare it for smoking. 

verb
  • To chop marijuana so that it becomes a smokable form. 

  • To dull or stupefy. 

  • To powder; to pulverize. 

  • To heat and spice something, such as wine. 

  • To work (over) mentally; to cogitate; to ruminate. 

  • To join two or more individual windows at mullions. 

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