Significant underground Synonyms

Significant replaced

Definitions for Significant


  • (adjective) clearly conveying a special meaning (as one's mood)
  • (adjective) indicating something
  • (adjective) having great meaning or lasting effect

Synonyms for phrase

SU abbreviation

SU is an abbreviation for Significant Underground
What does SU stand for?
SU stands for "Significant Underground"

Underground replaced

Definitions for Underground


  • (adjective) undertaken or done so as to escape being observed or known by others
  • (adjective) being, situated, or operating beneath the surface of the earth
  • (noun) a secret organization in a conquered country fighting against enemy forces