I think the antonym for moniker are binomial name, empty title, scientific name or other else like not to name it, but give a proper title or something, a different word. Hope that works. :)
What is Iceland's original moniker? SNOWLAND
The Moniker was born on 1981-08-31.
A moniker is a name or a nickname that you go by. Online, it typically refers to the username you use.
To give its correct name. Moniker is a slang word for name.
moniker
G
Tohoshinki
The slang word moniker originated from a place called Africa. In the old times, the phrase was used to describe African monkeys. However, today, the slang has carried over.
snowland
Domain name
The Ape Man, or King of the Apes
Big Apple