Aptonym 

An aptonym is the name for an object that is perfectly fitting for that object. Examples include: Brick, Rock, Bridge, Lance

"hey dude, I just discovered another aptonym, ground just sounds like ground, man

Aptonym by JackIsTheBest49 September 10, 2022

apronym

Apronym, a portmanteau of apropos and acronym, is a word which, as an acronym or backronym, has a meaning related to the meaning of the words constituting the acronym or backronym; such as PLATO for "Programmed Logic for Automated Teaching Operations" alluding to Plato, the philosopher and teacher.

"Oral tradition indicates that the fish was the recognition symbol of the first Christians. The Greek word for it is ICHTYS, with the individual letters of the apronym for Iesòus Christòs Theòu Yiòs Sotèr (Jesus Christ the Son of God the Savior)."

apronym by natalie portmanteaux July 1, 2021

Antonymph 

A word first used in a music video called ANTONYMPH made by Vylet Pony.

A made-up word, which refers to someone who is otherwise shy and reserved breaking out of their shell and becoming an absolute social popstar.

"That girl is a total antonymph!"

Antonymph by PeterTheSlovakGuy June 23, 2021

aponymous 

1. A name given to a pony whose real name is not known.
2. A collective group of bronies over the Internet dedicated to eliminating zombies, trolls, hackers, terrorists and pedophiles, by uploading pictures of ponies to wherever they please.
3. Alternative spelling for anonymous.

We all believe in the true spirit of Aponymous, where the remainder of our race can finally come together and spread joy and happiness online, without the interference from Princess Celestia.

aponymous by Moshalas July 20, 2011

antonym 

A word that has an opposite meaning to another word.

Jeer is the antonym of ovation.

antonym by LRS November 16, 2004

Antonym 

A word that means the opposite of another word.

For example, "hot" is the antonym of "cold."

Antonym by Jafje September 24, 2007

antonymic

The exact opposite of;

We are experiencing an antonymic heat wave. meaning: It's colder than the ring around a polar bear's butt outside.

antonymic by The Antonymic Idiot January 27, 2014