What am I?

I am a word. I become longer when the third letter is removed. What am I?

I can’t be seen, found, heard or smelled. I lie behind stars and under hills, I fill empty holes, come first and follow after. What am I?

I go around all the places; cities, towns and villages, but never come inside. What am I?

I spin and hum, I'm your summer tool. Just flip the switch, and I serve to cool. What am I?

Riddles and Answers