Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
What was once just a silly and experimental game mode, quickly became a stable of the Call of Duty: Black Ops went bigger and bolder by featuring secret easter eggs that would reveal a storyline within the Call of Duty Zombies continuity.