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Goodbye vs Goodnight - What's the difference?

goodbye | goodnight |

As nouns the difference between goodbye and goodnight

is that goodbye is an utterance of goodbye, the wishing of farewell to someone while goodnight is a farewell said in the evening or before going to sleep.

As an interjection goodbye

is ; a formula used to another person or persons when the speaker, writer, or person addressed is departing.

goodbye

English

Alternative forms

* good-by * good-bye * good bye

Interjection

(en interjection)
  • ; a formula used to another person or persons when the speaker, writer, or person addressed is departing.
  • Synonyms

    * (informal) catch you later, bye, bye-bye, ciao, see you, so long, ta ta, toodeloo, TTFN, ttyl * (formal) adieu, adios, farewell, sayonara * (slang) hasta la vista, , later, laters, keep it real, peace out. take it easy, toodles, peace, cya * cheerio, cheery-bye, toodle pip (dated) * good morn, good morning (during the morning ) * good afternoon, good midday (during midday ) * good day (during day ) * good eve, good evening (during the evening ) * good night (during night ) * See also

    Derived terms

    * kiss goodbye * say goodbye

    Noun

    (en noun)
  • An utterance of goodbye, the wishing of farewell to someone.
  • John gave Rebecca a goodbye to wish her luck on her holiday.

    goodnight

    English

    Alternative forms

    * good night

    Noun

  • A farewell said in the evening or before going to sleep.
  • * (George Eliot)
  • At last the pupils had all taken their hats and said their “Goodnights ,” and Adam, knowing his old master's habits, rose and said, “Shall I put the candles out, Mr. Massey?”

    See also

    * good afternoon * good day * good evening * good morning

    Anagrams

    * English phrasebook