Seepage

Definitions

1. The process by which something, especially a liquid, leaks through a porous substance; the process of seeping. (Also used figuratively: the process of diffusing.)
   countable, uncountable
2. Water that has seeped or oozed through a porous soil.
   countable, uncountable

Equivalents

Examples

“[…] while they all admit⟳ that the most serious losses occur⟳ by seepage of gas from, and oil into, the combustion-chamber and that this seepage is […]”

“In the case of the Rio Blanco experiment⟳, it is the seepage of gas which is considered to be the "worst possible situation" that might occur⟳.”

“Despite some seepage of customs from north of the border⟳, the Day of the Dead is not [widespread in the US].”

CEFR level