Underground pioneer Synonyms

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

Synonyms for phrase

UP abbreviation

UP is an abbreviation for Underground Pioneer
What does UP stand for?
UP stands for "Underground Pioneer"

Pioneer replaced

Definitions for Pioneer


  • (adjective) coming before all others in time or order
  • (noun) a person who settles in a new region
  • (verb) to be responsible for the creation and early operation or use of