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