adulator vs suck up

adulator

noun
  • One who lavishes excessive praises or flattery; one who adulates. 

suck up

verb
  • To absorb (fluid). 

  • To fellate (a person) 

  • To adulate or flatter somebody excessively, generally to obtain some personal benefit or favour. 

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