WordNet: dark, night, nighttime

the time after sunset and before sunrise while it is dark outside

• hypernym period, period of time, time period

• hyponym weeknight

• hyponym wedding night

• part holonym 24-hour interval, day, mean solar day, solar day, twenty-four hour period, twenty-four hours

dark

• (suomi) pimeä (synonyymi)

night

• (englanti) day (antonym)

• (englanti) nightly (derivationally related)
• (suomi) yö (synonyymi)

nighttime

• (suomi) yöaika (synonyymi)