禍か根こんを残のこす

expression, godan verb (-su)

leave behind a source of future trouble; sow the seeds of future problems

Used when an action or decision creates a hidden problem that will cause trouble later. Often carries a nuance of negligence or short-sightedness.

• その場ばしのぎの対たい応おうは禍か根こんを残のこすことになる。

  A stopgap measure will end up leaving behind a source of future trouble.

• 彼かれの無む責せき任にんな発はつ言げんが禍か根こんを残のこした。

  His irresponsible remark sowed the seeds of future problems.