染しみ出だし

noun

seepage; oozing out

Refers to liquid or moisture gradually leaking or oozing out, often through a surface or material.

• 壁かべからの染しみ出だしがひどくなってきた。

  The seepage from the wall has gotten worse.

• この容よう器きは染しみ出だしを防ふせぐ設せっ計けいです。

  This container is designed to prevent seepage.