Word: nightfalls
Part of speech: Noun
Syllables: night
falls
Definition: Plural of nightfall; the time of day immediately following sunset
Morphemes:
Affix: night
Language: en
PoS: Noun
Meaning: Nightfall.
Affix: fall
Language: en
PoS: Noun
Meaning: The time of the year when the leaves typically fall from the trees; autumn; the season of the year between the autumnal equinox and the winter solstice.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).