harbour vs host

harbour

noun
  • Commonwealth standard spelling of harbor. 

verb
  • Commonwealth standard spelling of harbor. 

host

noun
  • One that provides a facility for an event. 

  • The consecrated bread of the Eucharist. 

  • A cell or organism which harbors another organism or biological entity, usually a parasite. 

  • A moderator or master of ceremonies for a performance. 

  • An organism bearing certain genetic material, with respect to its cells. 

  • A large number of items; a large inventory. 

  • Any computer attached to a network. 

  • One which receives or entertains a guest, socially, commercially, or officially. 

  • A paid male companion offering conversation and in some cases sex, as in certain types of bar in Japan. 

  • A person or organization responsible for running an event. 

  • A multitude of people arrayed as an army; used also in religious senses, as: Heavenly host (of angels) 

verb
  • To perform the role of a host. 

  • To run software made available to a remote user or process. 

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