This is the 5623rd most frequent Japanese word.
さらし
"さらし" (sarashi) refers to bleached cloth, typically cotton, used for various purposes, or the act of exposing something, like to the public or sunlight.
In this sentence, 'さらし' refers to a traditional white cloth commonly used in Japanese festivals and attire.
彼女は祭りの衣装として白いさらしを使った。
She used a white sarashi as part of her festival attire.
Here, 'さらし' (used as 'さらす') means 'to expose or disclose,' applied in the context of revealing a secret.
彼は不注意で秘密をさらしてしまった。
He inadvertently exposed the secret.
In this context, 'さらし' (used as 'さらす') means 'to treat or bleach,' referring to the process of exposing fabric to chemicals.