Word: doorknock
Part of speech: Noun
Syllables: door
knock
Definition: A campaign of going from house to house knocking on doors, such as for a charity appeal.
Morphemes:
Affix: door
Language: en
PoS: Noun
Meaning: A means of approach or access.
Affix: knock
Language: en
PoS: Verb
Meaning: To strike for admittance; to rap upon, as a door.