1
is
es ex. diagnosis> diagnoses
2
um
a ex. bacterium> bacteria
3
us
i (sometimes era/ora) ex. bronchus> bronchi
4
a
ae ex. vetebra> vertebrae
5
ix
ices ex. appendix> appendices
6
ex
ices ex. cortex> cortices
7
ax
aces ex. thorax> thoraces
8
ma
s or mata ex. carcinoma> carcinomas or carcinomata
9
on
a ex. protozoon> protozoa
10
nx
nges ex. larynx> larynges