2. croak means to be afraid.

The meaning of snoring is similar to whispering.

4.Twitter means to be in a hurry.

Gaga means warning and anger.

In addition, whistling parrots are great and can be trained and raised at home. These birds are famous for imitating whistles. They are not good at imitating others' words, but they can imitate many sounds, such as telephone ringing, car alarm, zipper sound, beeping of mobile phone or microwave oven.