What word does this rebus represent?

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What do you think with the below Picture ?

Can you divide the below-given shape into four equal and identical pieces?

Can you find the thief by just looking at the picture below?

What number when divided in half becomes zero?

I am sure no one can have two things for dinner. what are they?

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

The following "Brain Bat" means Slow Down.
S
L
O
W

Using the same logic, can you tell us what does the following Brain Bat means ?
E
V
I
G

What does this rebus mean?

O
N
C
E
TIME