Old sentinel Synonyms

Old replaced

Definitions for Old


  • (adjective) being of advanced years and especially past middle age
  • (adjective) dating or surviving from the distant past
  • (adjective) having been such at some previous time

Synonyms for phrase

OS abbreviation

OS is an abbreviation for Old Sentinel
What does OS stand for?
OS stands for "Old Sentinel"

Sentinel replaced

Definitions for Sentinel


  • (noun) a person or group that watches over someone or something
  • (noun) a person employed to keep watch for some anticipated event