If you say my name, I will no longer exist. What am I?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

O_er_t_o_

Complete the missing letters of the given word.

I don't get anymore wetter, no matter how much rain falls on me.

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?