RichThesaurus
conk out
vs
seek one's virtuous couch
conk out
verb
to fall fast asleep; to sleep soundly
to stop functioning
to die
seek one's virtuous couch
verb
To go to bed: to lie down to sleep.
How often have the words
conk out
and
seek one's virtuous couch
occurred in a corpus of books?
(source:
Google Ngram Viewer
)