Answer:
I can be long or short. I can be grown or bought. I can be painted or left bare. My tip can be round or square. (one word)
I am gentle enough to soothe your skin light enough to fly in the sky and strong enough to crack rocks.
They come at night without being called and are lost in the day without being stolen. What are they?
You throw away my outside you cook my inside. Then you eat my outside and you throw away my inside.
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?
When is it bad luck to see a black cat?