gathering vs mob

gathering

noun
  • A group of people or things. 

  • A meeting or get-together; a party or social function. 

  • A section, a group of bifolios, or sheets of paper, stacked together and folded in half. 

  • The collection of produce, items, goods, etc.; the practice of collecting food from nature. 

  • A tumor or boil suppurated or maturated; an abscess. 

  • A charitable contribution; a collection. 

adj
  • That gathers together. 

mob

noun
  • A large or disorderly group of people; especially one bent on riotous or destructive action. 

  • A mob cap. 

  • See also: Mob, Mafia (proper noun senses for specific ones) 

  • A group of animals such as horses or cattle. 

  • mobile phone 

  • See also: Mob (the masses) 

  • A group of kangaroos. 

  • A mafia: a group that engages in organized crime. 

  • A non-player character, especially one that exists to be fought or killed to further the progression of the story or game. 

  • A group of Aboriginal people associated with an extended family group, clan group or wider community group, from a particular place or country. 

  • A flock of emus. 

verb
  • To wrap up in, or cover with, a cowl. 

  • To crowd around (someone), sometimes with hostility. 

  • To crowd into or around a place. 

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