The initial idioms of the letter S

sent	separate but equal
separate from	separate from else Go to separate from
separate into	separate off
separate off from	separate out of
separate out the men from the boys	separate the men from the boys
separate the sheep from the goats	separate the wheat from the chaff
separate wheat from chaff	separate
sequitur	serious
serious about	serious about someone
serpent	serpent's tongue
serve	serve a purpose
serve around	serve as
Serve as a guinea pig	serve as the driving force
serve for	serve in
serve notice	serve on