Y(why)

year The school year is broken up with many holidays.

yellow

Do you want the yellow paper or the white one?

yesterday

I saw him at yesterday's meeting.

yet

She was not yet sure if she could trust him.

young

He is a young person.

your

Your hands are dirty.

yours

This house is yours.

yourself

You hurt yourself if you play with the scissors.

yourselves

You can try it out for yourselves.

Z

zero

It was 5 below zero last night.

zoo

Let's go to the zoo and watch the monkeys.