Affixes to Form Verbs

Are the words happy – joyful synonyms or antonyms?

Are the words dirty – clean synonyms or antonyms?

Add an affix: care

What does the prefix -un mean in the adjective unhappy? What is its antonym?

The polite girl gave a ______ (full of help) hand to her classmate.

Write one synonym and one antonym for the adjective messy.

Add an affix to the base word fear to create an adjective. Use the new adjective in a sentence.

The children played outside on a ______ (having a sun) day.

My brother felt ______ (without hope) after he lost his toy.

What suffix is added to “mess” to form an adjective that means “full of mess”?