RichThesaurus
bum-sucking
vs
toadyism
bum-sucking
noun
Obsequious behaviour.
adj
Obsequious.
toadyism
noun
Sycophancy; fawning, obsequious behavior.
How often have the words
bum-sucking
and
toadyism
occurred in a corpus of books?
(source:
Google Ngram Viewer
)