Word: nighty
Part of speech: Noun
Syllables: nigh
ty
Definition: Alternative form of nightie; lingerie consisting of a loose dress designed to be worn in bed by women
Morphemes:
Affix: night
Language: en
PoS: Verb
Meaning: To spend a night (in a place), to overnight.
Affix: -y
Language: en
PoS: Suffix
Meaning: Forming diminutive nouns.