Word: benighted
Part of speech: Adjective
Syllables: be
night
ed
Definition: Lacking education or knowledge; unenlightened; also, lacking morality; immoral, unscrupulous.
Morphemes:
Affix: be-
Language: en
PoS: Prefix
Meaning: As an intensifier; i.e. thoroughly, excessively; completely; utterly.
Affix: night
Language: en
PoS: Noun
Meaning: An evening or night spent at a particular activity.
Affix: -ed
Language: en
PoS: Suffix
Meaning: As an extension of the above, when used along with an adjective preceding the noun, describes something that has an object of a particular quality.