still water
noun
a part of a stream that is level or where the level of inclination is so slight that no current is visible.
Origin of still water
First recorded in 1620–30
Words nearby still water
Example sentences from the Web for still water
One should be such an original as that still-water Steftsia to insist, unless from malice, that he was an insufferable puppet.
Children of the Soil |Henryk Sienkiewicz