étancher

Etymology
, of uncertain origin: possibly from a <  <. Compare 🇨🇬,, 🇨🇬.

Verb

 * 1)  to make watertight, to stop water from flowing
 * 2)  to quench (thirst)
 * 3)  to satiate, to quench, to assuage
 * 1)  to satiate, to quench, to assuage