Whit, Wit, and Pit are all surnames that end with "it."
Some names that end with "Tia" include: Leticia Tia Patia
Iguana
Daniel, Spaniel. That's all i can think of.
It is not so much words that end in cester but place names. In England, some place names that end in cester are Cirencester, Gloucester, Leicester, Rochester and Worcester.
Animal names that end with the letter o:armadillobuffalocuckoogeckokangaroo
Oreo,
Lakeworth
Penny, Jenny.
assa
Aj
Malcolm, Miram.
Carol