かたずをのむ

固唾を呑む

表記・読み：固唾を飲む・固唾をのむ・かたずを飲む・かたずを呑む・固唾を吞む・かたずをのむ

1. 1

   to hold one's breath (in fear, anxiety, etc.)

   expressions (phrases, clauses, etc.)五段動詞（む）idiomatic expression