A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

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

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

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

By using 'because' continuously three times, can you make an English statement ?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

I have eight fingers and two thumbs but I do not live. What Am I?

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?

What is at the end of a rainbow?