regular plurals
cat
cats
watch
watches
boy
boys
wife
wives
man
men
student
students
wish
wishes
sky
skies
knife
knives
woman
women
school
schools
bus
buses
monkey
monkeys
loaf
loaves
mouse
mice
table
tables
box
boxes
key
keys
shelf
shelves
child
children
ruler
rulers
fox
foxes
baby
babies
leaf
leaves
fish
fish