Underwater mastered Synonyms

Definitions for Underwater


  • (adjective) living , lying , or occurring below the surface of the water
  • (adjective) beneath the surface of the water
  • (adjective) growing or remaining under water

Synonyms for phrase

UM abbreviation

UM is an abbreviation for Underwater Mastered
What does UM stand for?
UM stands for "Underwater Mastered"

Mastered replaced

Definitions for Mastered


  • (adjective) understood perfectly