deferential vs ingratiating

deferential

adj
  • Respectful and considerate; showing deference. 

  • Based on deference; based on the doctrine, ideology, or wishes of others rather than one's own conclusions. 

  • Of, or relating to the vas deferens. 

ingratiating

adj
  • Which ingratiates; which attempts to bring oneself into the favour of another, often with flattery or insincerity. 

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