Synonyms|4Antonyms|0|Broader|1Narrower|0Related|0
17
sleep tight(expression, slang, informal, wish, interjection)
7
good night(expression, interjection, time, leave, farewell)
0
bon nuit(expression, interjection)
0
buenas noches(expression, interjection)
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APASmart Define. (1970). nighty-night thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/nighty-night/thesaurus/synonyms
ChicagoSmart Define. 1970. "nighty-night thesaurus" https://smartdefine.org/nighty-night/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 1970, nighty-night thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/nighty-night/thesaurus/synonyms>.
MLASmart Define. "nighty-night thesaurus" 1 January 1970. Web. 20 September 2026. <https://smartdefine.org/nighty-night/thesaurus/synonyms>