C2 noun /tʃæf/
Chaff
ふすま; 価値のないもの; 軽い冗談
Meaning
the husks of corn or other seed separated by winnowing; worthless things; light-hearted joking
Example
The farmer separated the wheat from the chaff using traditional methods.
農夫は伝統的な方法で小麦をふすまから分けました。