Toggle Navigation
Games
Blog
News
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
News
Contact us
Help center
Sign in
Study
Irregular plurals
0
%
0
0
0
Back
Restart
person
people
Oops!
Okay!
mouse
mice
Oops!
Okay!
louse
lice
Oops!
Okay!
fish
fish
Oops!
Okay!
sheep
sheep
Oops!
Okay!
goose
geese
Oops!
Okay!
tooth
teeth
Oops!
Okay!
child
children
Oops!
Okay!
species
species
Oops!
Okay!
ox
oxen
Oops!
Okay!
man
men
Oops!
Okay!
woman
women
Oops!
Okay!
foot
feet
Oops!
Okay!
deer
deer
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies