Answer:
Light hides me and darkness kills me. What am I?
I am a word. I become longer when the third letter is removed. What am I?
What has no beginning, end, or middle?
I am partially baked. I am not completely lit. I am a portion of the moon. I am lesser than full wit. I am a divider of the hour. I am not a total lie. I am a sibling through one parent.
My first is second in line; I send shivers up your spine; not quite shining bright I glitter in the light.
I am your mother's brother's only brother in law. Who am I?