couler

> couler
(verb)
to sink (bateau) [preterit : sank or sunk, past participle : sunk or sunken].
to flow (s'écouler).
to run (s'écouler) [preterit : ran, past participle : run].
to leak (fuir).
to cast (bronze) [preterit : cast, past participle : cast].
Expressions :
Se couler : to slip into.