Complete this 6 letter word: _k_h_y

Complete this 6 letter word: _k_h_y
Complete this 6 letter word:
_k_h_y

Clue:
1. Girls love it.
2. Boys use it.
3. Parents hate it.
4. Animals are scared of it.
You are brilliant if you say the answer within today..... reply me as fast as you can
You can send it to your friends to get the answer.!