What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

It is always ahead of me yet I can never see it. What is 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

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

What can you catch but never throw?

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

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

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

What has 88 keys?

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