Mar 26, 2012 · Looking at the ngrams of both, good night has a more frequent use. Goodnight has only appeared recently, suggesting that it has been introduced – but is correct to use. I …

might seem like another possible explanation of "good", but the mention that good bye is influenced by good day and good evening immplies that these were already established, which …

Dec 29, 2016 · OED lists both night and 'night: ‘Good-night. I'm goin' to roost.’ ‘Night, Dave.’ (1912) Being the Story of What Happened When Buck Peters, Hopalong Cassidy, and Their …

The connotation of good night with sleep is out of usage. It just is a shortened form of "May you have a good night." So if someone were to sleep at 1 PM, the parting phrase could be . Good …

Jan 21, 2013 · "Good night" as a greeting was once a feature found almost exclusively in Ireland. In James Joyce's "The Dead", for example, it is used both as greeting: —O, Mr Conroy, said …

Feb 18, 2011 · "Good night" as a greeting was once commonly found in Ireland, but almost exclusive to there. In James Joyce's "The Dead", for example, it is used both as greeting: —O, …

I would not say "Have a good night" except perhaps to somebody I was expecting to stay awake all night. "Have a good evening" would be more suitable for those going to sleep at sensible …

It would lose its idiomatic nature. The trope "a good [noun]" is used in many other expressions, and this particular version depends on that, not on the object "night's sleep". Consider these …

Feb 4, 2015 · "Have a great sleep" is perfectly grammatical, in fact "have a great nap" is pretty common. However, "Have a good night's sleep" is really the more idiomatic way to say this. I …

"Good night," on the other hand, tends to be used as a farewell rather than a greeting. To some extent, I suspect this is a psychological matter: even though we often use "night" as a …