A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

I am a five-letter word and people eat me. If you remove the first letter I become an energy form. If you remove the first two letters, I am needed to live. Scramble the last three letters and I am a drink. What word am I?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

If your uncle’s sister is not your aunt, what relation is she to you?

You see me once in June, twice in November, and not at all in May. What am I?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

I am an eight letter word and I am a computer terminology.
The second, third and fourth letters make an animal.
The fourth, fifth, sixth, seventh and eighth letters make a weapon.
The first, second, third and fourth letters can be taken as an outcome of any exam.
The fifth, sixth, seventh and eighth letter combine to form a high end typing software.

Can you tell who am I ?

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 have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?