Поставить окончание во множественном числе
hero
loaf
half
tree
dash
bridge
cliff
dish
shelf
leaf
calf
chief
person
toy
inch
alley
photo
desk
party
glass
box
shoe
louse
deer
sheep
wolf
city
crocodile
bus
watch
fox
bush
match
horse
week
wife
cliff
tomato
berry
roof