Word: pinheads
Part of speech: Noun
Syllables: pin
heads
Definition: Plural of pinhead; an ignorant or foolish person
Morphemes:
Affix: pin
Language: en
PoS: Verb
Meaning: To pin down (someone).
Affix: head
Language: en
PoS: Noun
Meaning: To do with heads.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form the plural of nouns that correctly take just an "s" in the plural. See greengrocer’s apostrophe.