What goes up but never comes down?

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 English word has three consecutive double letters?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

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

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

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

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

What is it?

I look at you, you look at me, I raise my right, you raise your left. What am I?