Liquide essentiel (3)
I believe the answer is:
eau
(Other definitions for eau that I've seen before include "French water from chateaux" , "-- de vie" , "French water, may be Cologne" , "Quick to notice things" , "French water - de Cologne?" .)
I believe the answer is:
eau
(Other definitions for eau that I've seen before include "French water from chateaux" , "-- de vie" , "French water, may be Cologne" , "Quick to notice things" , "French water - de Cologne?" .)