trainierte
Trainierte is a German word that can serve as a finite verb form and as an adjective. As a finite verb, trainierte is the Präteritum (simple past) form of the verb trainieren for ich and er/sie/es, for example: "Ich trainierte heute Nachmittag" and "Er trainierte gestern hart." The corresponding past participle used with haben is trainiert, not trainierte.
As an adjective, trainierte can mean "trained" and is declined to agree with the noun it modifies:
Usage notes: Trainierte is common in written German when narrating past actions in the Präteritum; in everyday