Plurals with O and Y

Do you know that some nouns follow special rules when changing to plurals? Words ending in -o or -y can be tricky, but once you know the rules, forming plurals becomes easy. This playsheet helps you practice these patterns so you can spell with confidence.

You’ll explore how nouns ending in -y often change to -ies, like baby → babies or city → cities. You’ll also learn that nouns ending in -o may add -es, such as tomato → tomatoes or hero → heroes. These examples show how endings affect plural forms.

Through guided activities, you’ll practice converting words ending in -o and -y into their plural forms, spotting correct and incorrect versions, and using them in sentences. These challenges strengthen both spelling and vocabulary.