the possible consequence of something
ramification - consequence
A ‘ramification’ is the unintended impact of an action. It is the broader effect that is usually not considered but often has negative results. The word is most commonly used in the contexts of decision making and politics, and is frequently applied in its plural form.
You need to think this plan through more. I don’t believe you have given due consideration to the possible ramifications.
It wasn’t known at the time, but the treaty was to have significant ramifications for future generations.
If I had known there would be a severe ramification for submitting that report, I wouldn’t have done it.