Word: nightlong
Part of speech: Adjective
Syllables: night
long
Definition: Lasting a night (i.e. the duration of one night); lasting all night.
Morphemes:
Affix: night
Language: en
PoS: Verb
Meaning: To spend a night (in a place), to overnight.
Affix: long
Language: en
PoS: Adjective
Meaning: Having great duration.