I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

Which five letter word can be added at the end of below word to form a
valid word?

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What number divided by 4 is the same as that number minus 4?

I guess 76.8% of readers will like this riddle.

What's the least number of people should read this post?

I am quite hot but become too cold if you remove the first two letters. What am I?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?