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Irregular Plural Nouns
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fish
fish
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Okay!
offspring
offspring
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Okay!
die
dice
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Okay!
sheep
sheep
Oops!
Okay!
moose
moose
Oops!
Okay!
goose
geese
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Okay!
aircraft
aircraft
Oops!
Okay!
foot
feet
Oops!
Okay!
knife
knives
Oops!
Okay!
formula
formulae
Oops!
Okay!
appendix
appendices
Oops!
Okay!
salmon
salmon
Oops!
Okay!
man
men
Oops!
Okay!
woman
women
Oops!
Okay!
loaf
loaves
Oops!
Okay!
elf
elves
Oops!
Okay!
person
people
Oops!
Okay!
oasis
oases
Oops!
Okay!
cactus
cacti
Oops!
Okay!
hypothesis
hypotheses
Oops!
Okay!
phenomenon
phenomena
Oops!
Okay!
wolf
wolves
Oops!
Okay!
deer
deer
Oops!
Okay!
medium
media
Oops!
Okay!
child
children
Oops!
Okay!
half
halves
Oops!
Okay!
analysis
analyses
Oops!
Okay!
leaf
leaves
Oops!
Okay!
alumnus
alumni
Oops!
Okay!
scarf
scarves
Oops!
Okay!
thesis
theses
Oops!
Okay!
species
species
Oops!
Okay!
wife
wives
Oops!
Okay!
nucleus
nuclei
Oops!
Okay!
quiz
quizzes
Oops!
Okay!
fungus
fungi
Oops!
Okay!
ox
oxen
Oops!
Okay!
antenna
antennae
Oops!
Okay!
axis
axes
Oops!
Okay!
radius
radii
Oops!
Okay!
series
series
Oops!
Okay!
louse
lice
Oops!
Okay!
self
selves
Oops!
Okay!
vertebra
vertebrae
Oops!
Okay!
bacterium
bacteria
Oops!
Okay!
mouse
mice
Oops!
Okay!
index
indeces
Oops!
Okay!
matrix
matrices
Oops!
Okay!
tooth
teeth
Oops!
Okay!
life
lives
Oops!
Okay!
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