omphalophobic 

a person who fears belly buttons

Laying in bed, I reached over to clean the lint out of my wife's navel, but the crazy omphalophobic freaked out and bit me!

omphalophobic by Will Cheesehurler December 4, 2009

omphalophobia 

The fear of belly buttons.

I can't let anyone near my belly button. I have omphalophobia.

omphalophobia by claya_1 April 22, 2006