person
people
ox
oxen
scarf
scarves
child
children
man
men
wife
wives
goose
geese
half
halves
medium
media
tooth
teeth
loaf
loaves
fish
fish
woman
women
mouse
mice
self
selves
series
series
wolf
wolves
elf
elves
foot
feet
sheep
sheep
quiz
quizzes
leaf
leaves
radius
radii