29
night(adjective, light, nightly)
14
nightly(adjective, adverb, light)
12
late(adjective, nightly)
11
at night(adverb, dark, night, twilight, nightly)
11
overnight(adjective, dark, night, twilight)
10
active at night(noun, expression, idiom, dark, night)
9
night-loving(noun, adjective, dark, night, twilight)
9
midnight(noun, dark, night, twilight, in darkness)
8
nocturnally(adverb, dark, night, twilight)
7
nighttime(adjective, adverb, dark, night, twilight)
6
after dark(adjective, dark, night, twilight)
6
tumultuous dream(noun, dark, night, twilight)
5
nocturnals(dark, night, twilight)
5
sleepwalker(noun, dark, night, twilight)
4
noctambulant(noun, dark, night, twilight)
4
active by night(expression, idiom, dark, night, twilight)
4
somnambulant(noun, dark, night, twilight)
3
dream walker(noun, dark, night, twilight)
3
night-time(noun, dark, night, twilight)
2
vespertine(adjective, dark, evening, night, twilight)
10 years ago|17k views|share |citing 
APASmart Define. (2016). nocturnal thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/nocturnal/thesaurus/synonyms
ChicagoSmart Define. 2016. "nocturnal thesaurus" https://smartdefine.org/nocturnal/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, nocturnal thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/nocturnal/thesaurus/synonyms>.
MLASmart Define. "nocturnal thesaurus" 29 February 2016. Web. 21 September 2026. <https://smartdefine.org/nocturnal/thesaurus/synonyms>