The initial idioms of the letter S

sell out	sell short
sell someone on	sell someone out
sell soul	sell the farm
sell wolf tickets	sell woof tickets
selling point	sellout
send (someone) to an early grave	send a message
send (a) mixed message(s)	send (a) mixed signal(s)
send a shiver down (someone's) spine	send a shiver up (someone's) spine
send a signal	send about business
send across	send after
send ahead for	send along
send around	send around for
send away	send away for
send away with	send away with a flea in ear
send back	send back for