Word: nightcap
Part of speech: Noun
Syllables: night
cap
Definition: A warm cloth cap worn while sleeping, often with pajamas, being common attire in northern Europe before effective home heating became widespread.
Morphemes:
Affix: night
Language: en
PoS: Verb
Meaning: To spend a night (in a place), to overnight.
Affix: cap
Language: en
PoS: Noun
Meaning: A close-fitting hat, either brimless or peaked.