Word: kingpin
Part of speech: Noun
Syllables: king
pin
Definition: The most important person in an undertaking or organization.
Morphemes:
Affix: kin
Language: en
PoS: Noun
Meaning: Persons of the same race or family; kindred.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form uncountable nouns from verbs denoting the act of doing something, an action.
Affix: pin
Language: en
PoS: Noun
Meaning: A mood, a state of being.