Secretly decayed Synonyms

Definitions for Secretly

(adverb) in secrecy; not openly
(adverb) not openly ; inwardly

Synonyms for phrase

underground evil

undercover base

clandestine base

SD abbreviation

SD is an abbreviation for Secretly Decayed

What does SD stand for?

SD stands for "Secretly Decayed"

Definitions for Decayed

(adjective) having lost forcefulness, courage, or spirit
(adjective) having undergone organic breakdown
(adjective) damaged by decay; hence unsound and useless