To Dive Into or Immerse Something in Deep Water
This page is the CodyCross answer for the clue below from Top Secret, Group 2093, Puzzle 4 (Encryption Module).
Question is: To Dive Into or Immerse Something in Deep Water
and the answer is: PLUNGE
Word Meaning:
PLUNGE — (transitive) To thrust into liquid, or into any penetrable substance; to immerse.
Definitions from Wiktionary.