migrant vs unmovable

migrant

adj
  • Migratory. 

noun
  • A person who leaves one place in order to permanently settle in another. 

  • A migratory animal, in particular a migratory bird. 

  • Traveller or worker who moves from one region or country to another. 

  • Any of various pierid butterflies of the genus Catopsilia. Also called an emigrant. 

unmovable

adj
  • Incapable of being emotionally moved or persuaded. 

  • Not physically able to be moved. 

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