Denshi Jisho — Online Japanese dictionary

Found 3 sentences.

品行方正生活送った He lived a moral life.
勤勉品行方正その奨学金受けさせた His diligence and good conduct earned him the scholarship.
あいつ品行方正ってもない。って知らないこと言える You're crazy if you think he's on the up-and-up. The only reason you can say that is because you don't know what he's doing behind the scenes.