I shave every day, but my beard stays the same. What am I?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

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

I am a word of 12 alphabets.

* Alphabets 12, 4, 7, 2, 5 : Eastern beast of burden
* Alphabets 1, 8, 10, 9 are street made famous by Sinclair Lewis.
* Alphabets 11, 3, 6 are past.

On whole it means a person suffering from delusions of greatness.

What Is it ?

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?

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

Who has married many women but was never married?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

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

What am I?