STD
abbr.
sexually transmitted disease

Rus or Rus' Pronunciation (rs)
The medieval Russian state, established c. 862 by Scandinavian traders and warriors led by Rurik, who founded a dynasty at Novgorod. In 882 his successor moved the capital to Kiev, the center of Kievan Russia.

Sudz is a Polish god of destiny and glory. Those born at the time when he strews gold in his palace are destined to be wealthy. When he scatters earthen clods, those born are destined for poverty

STDY
Acronym -Definition
STDY Steady