Kinoko thought she had in the bag, and that everything would be under her control, in order to win, but her overconfidence probably got too far into her head. That mistake was given, by the time Vegeta started to beat her, senseless. The punch only spurred memories of her abuse from Raditz, and now, she wanted to get the Prince to know what it felt like. However, before she could do anything to retaliate, Goku interfered before things could escalate. 

She honestly tried her best, to at least get on his level, but the effect only proved itself fruitless. Coughing a bit, since the wind was blown out of her, Kinoko’s hair went back to normal, shortly before taking Goku’s hand, although she did make a small wince at the amount of aching within her body. “I thought I could get on his level. It would seem I’m nowhere near it”, she honestly admitted. Did spending time on Earth really mess up her head? Having to make her forget about the customs of a traditional Saiyan, like how she was raised to be? 

“What do you mean?”