Answer:
This is your stomach's way of letting you know you've neglected it.
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.
Whipping one of these out in the wrong setting is said to be terrible luck.
What ends in E, starts with E and has a letter inside it?
It has the biggest wall and is also used when drinking tea.
I start with T end with T and within me is T.