Word: pumpjack
Part of speech: Noun
Syllables: pump
jack
Definition: The ground-based drive for a submerged pump in an oil borehole.
Morphemes:
Affix: pump
Language: en
PoS: Verb
Meaning: To use a pump to move liquid or gas.
Affix: jack
Language: en
PoS: Noun
Meaning: A wedge for separating rocks rent by blasting.