Hestia.
Athena was a goddess that had six letters in her name. She was the goddess of wisdom and war.
Athena
Alaska
sparow
A duiker is an example of an animal that starts with a "d" and has six letters. It is a small antelope found in sub-Saharan Africa.
There are actually 6 Greek Goddesses with six letter names: Hecate, Athena, Hestia, Phoebe, Themis, and Selena.
ardent
opened
buffetboxing
turtle
BARBIE
A science word that is six letters ans starts with the letter c is convex.