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

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

The more it dries, the wetter it becomes. Can you tell what it is?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Which English verb becomes past tense just by rearranging the letters?

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

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?