Underground grottoes Synonyms

We can't find synonyms for the phrase "Underground grottoes", but we have synonyms for terms, you can combine them.

Underground Synonyms

Grottoes Synonyms

UG abbreviation

UG is an abbreviation for Underground Grottoes
What does UG stand for?
UG stands for "Underground Grottoes"

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