Direct Opposites:
* Disregard: This means to ignore or pay no attention to something.
* Disobey: This means to refuse to follow instructions or orders.
* Ignore: This means to pay no attention to something.
* Dismiss: This means to reject something as unimportant or irrelevant.
Antonyms in Specific Contexts:
* Speak: If "hearken" means "listen," the opposite could be "speak."
* Command: If "hearken" means "obey," the opposite could be "command."
* Rebel: If "hearken" means "follow," the opposite could be "rebel."
More Context-Specific Examples:
* He was asked to hearken to the judge's instructions, but he ignored them.
* The king commanded his subjects to hearken to his words, but they disregarded his orders.
* The crowd was told to hearken to the speaker's words, but they started to speak among themselves.
The best opposite for "hearken" will depend on the specific situation and what you want to emphasize.