arse-kisser vs pickthank

arse-kisser

noun

  • A sycophant. 

pickthank

noun

  • A sycophant, a yes-man; one who meddles, tattles, informs (often in order to curry favour). 

adj

  • Of or relating to pickthanks. 

How often have the words arse-kisser and pickthank occurred in a corpus of books? (source: Google Ngram Viewer )