flunkey vs lap dog

flunkey

noun
  • One who is obsequious or cringing; a snob. 

  • One easily deceived in buying stocks; an inexperienced and unwary jobber. 

  • An underling; a liveried servant or a footman; servant, retainer – a person working in the service of another (especially in the household). 

lap dog

noun
  • A person who behaves in a servile manner, such as a sycophantic employee or a fawning lover. 

  • A small toy dog, kept as household pet, whose light weight and companionable temperament make it both suited and disposed to spend time resting in the comfort of its master's lap; a dog bred to behave in this manner. 

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