I want to lick Mari's navel.
Yes indeed, trains happen to be relevant to my interest.
They're a gentle, naive sort. Bless them.
the small, hollow or raised area in the middle of your stomach
A depression in the middle of the abdomen that marks the point of former attachment of the umbilical cord or yolk stalk
The central point : middle
Yeah let's stop using the proper words for things because it would otherwise trigger someone autism. Also why would any sane person use two words to express something while that can be done with one word.