splenetic,bad-tempered/irritable 
splice,join (two ends)
sponge,porous rubber for washing/live at once expense
spurious,false/counterfeit 
spurn,have nothing to do/reject or refuse
squalid,foul/filthy 
squander,spend wastefully
stanch,to stop the flow of a fluid 
steeply,rising or falling sharply
stentorian,extremely loud and powerful 
stickler,person who insists on importance of smth
stigma,mark of shame or disgrace
stigmatize,describe smb scornfully
sting,smth sharp
stingy,spending/using unwillingly
stint,to be thrifty/to set limits 
stipulate,state or put forward as a necessary condition
stoic,a person who is indifferent to pleasure or pain
stolid,showing no emotion/impassive 
strands,smth twisted together into a rope/line of development
stray,wander/lose one's way
streak,long/thin/move very fast
striated,striped/grooved or banded
stride,walk with long steps
strut,a supporting bar 
stygian,hence/dark/gloomy
stymie,to hinder/obstruct or block 
subdue,overcome/bring under control
sublime,extreme/astounding
submerge,put under water/liquid/sink out of sight
suborn,indice by bribery or smth to commit perjury
subpoena,written order requiring a person to appear in a low court
subsume,include under a rule
succor,assistance/relief in time of distress 
suffice,be enough
sullied,to be stained or discredited
summarily,briefly/without delay
sumptuous,magnificent
sundry,various/miscellaneous/separate 
supercilious,disdainful/characterized by haughty scorn 
superfluous,more then is needed or wanted
superimpose,put smth on the top 
supersede,take the place of
supine,lying on the back/slow to act/passive
suppliant,asking humbly/beseeching 
supplicate,make a humble petition to
suppress,prevent from being known/put an end to
surfeit,satiate/feed to fulness or to excess 
susceptibility,sensitiveness
sustain,keep from falling/maintain/suffer/give a decision