Stanch
To stop the flow of- verb
Sta, Sti
Latin: stand, stay
Staunch
Firm and steadfast- adj
Extant
Still in existence; not destroyed- adj
Restive
Resisting authority; difficult to control
Restless; fidgety- adj
Pos
Latin: to put, place
Apropos
With regard to- prep
Depose
To remove from office or power- verb
Stas, Stat
Standing
Static
To have no motion or change- adj
Ecstasy
Intense joy or delight- noun
Stasis
Condition in which there is no change- noun
Ent, Ess
To be
Entity
A being- noun
Essence
The most important ingredient, the crucial element- noun
Quintessential
The most typical, ideal, or important-adj