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