The aborigines naturally knew what this meant. They all thoroughly listened to the rules. They weren't particularly smart, but they learned—through years of practice—that they had to be familiar with these things if they wanted to have the chaotic fun they were used to having.
The challenge was part of the fun, in a sense, and 'overcoming the rules' in the literal sense gave them another sense of 'high'.
Of course, they were just excited to wage war already so they could erase all that and just do whatever they wanted.
In any case, knowing the rules meant they knew that Uttot was sent to prison.
They glared at the women, intending to make them suffer without getting into trouble themselves!
At the same time, the girls also realized what they could do.
If they couldn't handle them with brute force, then they could verbally harass them back!
