Column 1
Foot
Feet
Tooth
Teeth
woman
man
men
goose
geese
sheep
sheep
deer
deer
mouse
mice
fungus
fungi
datum
data
bison
bison
alumnus
alumni
axis
axes
cactus
cacti (cactuses - less standard)
loaf
loaves
louse
lice
ox
oxen / ox
radius
radii / radiuses
vita
vitae
wharf
wharves
Thesis
Theses
indices / indexes
die
dice / dies
matrix
matrices
corpus
corpora