what does this picture(rebus) riddle means ?

What word does this rebus represent?

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If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

I can write cow in 13 letters.

Can You?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

The Judge knows that Alamgir was killed by his girlfriend Jasline, but the judge is unsure whether to punish her. Why?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

what does the below rebus mean?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?