Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

Using Only Five 5's and any mathematical operator make sum as 37

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

A bomb exploded in a room full of married couples and no one died. How?

What number should come in place of the question mark below?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

Today is John's birthday.
A year ago, John had five candles and he lit all the candles except the one at the last.
Now he is going to light all the candles.

How old is John Today?

(He is not five today.....)

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?