Irregular VerbsPast tense of “grind”: ground, ground
The verb “grind” is irregular: its past simple is “ground” and its past participle is “ground”.
Base form (V1)
grind
/ɡraɪnd/
Past simple (V2)
ground
/ɡraʊnd/
Past participle (V3)
ground
/ɡraʊnd/
Meaning
to break something into small pieces
Example
The machine ground the coffee beans.
Pattern
ABB — past simple and past participle are the same
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