Word: backfire
Part of speech: Noun
Syllables: back
fire
Definition: An explosion in the exhaust passages of an internal combustion engine.
Morphemes:
Affix: back
Language: en
PoS: Noun
Meaning: The roof of a horizontal underground passage.
Affix: fire
Language: en
PoS: Noun
Meaning: An instance of firing one or more rocket engines.