プログレッシブ和英中辞典(第4版)の解説
おもいすごし【思い過ごし】
彼女に新しい恋人ができたと思ったのは私の思い過ごしだった
I thought she'd found someone new, but it turned out to be a groundless fear.
それは君の思い過ごしで,単なる偶然だよ
It was only coincidence! You're making too much of it.
それは君の思い過ごしだ
That's just your imagination!/It's all in your mind!