Plainly
look up a word, understand it — no rabbit hole
anathema
nounuh-NA-thuh-muh
meaning in plain English
An anathema is something people think is completely unacceptable or awful.
for example
To the health‑conscious chef, processed junk food is an anathema.
When something feels like an anathema, it’s something you just can’t stand. Think of a teacher who sees cheating as an anathema and will punish it right away.