This Статья is based on my opinion and first Фильмы only. Not all of the Дисней Princess villains did a big mistake. But there are 3 villains who, I think, made the greatest mistakes.
3 Villains Who Make the Biggest Mistakes
Yes, she wants to kill Snow White secretly. She transforms into a scary old hag that Snow White doesn't know her. But she makes one great mistake: putting poison into the яблоко which has love's first Kiss for an antidote. Doesn't she see perfectly that Snow White has a lover: the prince? And she makes an assumption that the dwarfs will bury Snow White alive. That's...
What's a princess without a tiara! Фаны have voted for their most beautiful tiara here's the look at the results.
11. Merida: Most Фаны didn't think that hers was even a tiara, although technically a coronet is a tiara. Фаны felt it was too much like a headband only and was voted the first. Personally i thought it was very pretty and much closer to being a tiara than some that looked еще like proper crowns.
Isabellagirl033: Like wavesurf said, Merida's tiara is not even a tiara, it is just a piece of jewellary around a wimple.