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

What will you call your mother's brother's brother-in-law?

What goes up but never comes down?

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?

There is something which is always coming but never arrives?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

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