This is the 18207th most frequent Russian word.
чепухой
Nonsense or rubbish.
In this sentence, 'чепухой' refers to something trivial or nonsensical, indicating that the activity was deemed unimportant or silly.
Это занятие оказалось чепухой.
This activity turned out to be nonsense.
Here, 'чепуха' is used to suggest that someone's words or statements are being dismissed as meaningless or absurd.
Он улыбнулся, думая, что её слова — чепуха.
He smiled, thinking that her words were nonsense.
In this sentence, 'чепуху' implies something trivial or unworthy of attention, encouraging the person to focus on more significant matters.