What word is pronounced the same if you take away four of its five letters?

There is something which is always coming but never arrives?

I have teeth but i don't bite. Who Am I ?

What is so fragile that saying its name breaks it?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

What is always in front of you but can’t be seen?

What runs around the whole yard without moving?

What two things can you never eat for breakfast?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

It belongs to you, but other people use it more than you do. What is it?