What is at the end of a rainbow?

What English word has three consecutive double letters?

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

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

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

You can see it everyday, But cannot touch it at will. What is it?

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

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