As nouns the difference between coward and sook
is that
coward is a person who lacks courage while
sook is (scotland|rare)
familiar name for a calf or
sook can be (australia|atlantic canada|new zealand|slang|derogatory) a crybaby, a complainer, a whinger; a shy or timid person, a wimp; a coward or
sook can be or
sook can be the mature female blue crab,
.
As an adjective coward
is cowardly.
As a verb sook is
.
As an interjection sook is
(scotland) a call for calves.