Forming Adjectives (noun + prefix/suffix)

Which suffix can be added to the noun 'danger' to create an adjective meaning 'full of danger'?

• -ous

• -ful

• -ic

• -ive

Answer explanation

The suffix '-ous' is added to the noun 'danger' to form the adjective 'dangerous', which describes something as being full of danger.

The concert was a huge success. The band's performance was incredibly __________.

• musical

• music

• musician

• musically

Answer explanation

The adjective 'musical' is needed to describe the noun 'performance'. 'Music' and 'musician' are nouns, and 'musically' is an adverb.

Which word is an antonym for helpful?

• unhelpful

• non-helpful

• helpfully

• helpless

Answer explanation

The prefix 'un-' means 'not', so 'unhelpful' means not helpful, which is the opposite of helpful. 'Non-helpful' is not a standard English word.

To change the noun 'beauty' into an adjective, you drop the 'y', add an 'i', and then add which suffix?

• -ful

• -ous

• -al

• -ic

Answer explanation

The correct spelling is 'beautiful'. This follows the spelling rule of changing the final 'y' to 'i' before adding the suffix '-ful'.

The firefighter's heroic actions saved three people. What does the adjective 'heroic' mean in this sentence?

• Having the characteristics of a hero, such as bravery.

• Being a real hero.

• Lacking any courage.

• Related to a funny story.

Answer explanation

The suffix '-ic' changes the noun 'hero' into an adjective that means 'like a hero' or 'having the qualities of a hero.'

Match each noun to the adjective that can be formed from it.

• Magical

• History

• Natural

• Magic

• Historical

• Nature

• Poisonous

• Poison

Answer explanation

Each noun is matched with its correct adjective form, which is created by adding a suffix like '-ous', '-ical', or '-al'.

Match each adjective to its correct definition.

• Not intended to make money

• Creative

• Brave; showing courage

• Courageous

• Without a good reason or purpose

• Senseless

• Having the ability to invent new ideas

• Non-profit

Answer explanation

Each adjective's meaning is determined by its base word and the added prefix or suffix ('-ous', 'non-', '-less', '-ive').

Match the adjective to the sentence where it fits best.

• Eating too much junk food can be __________ to your health.

• Powerful

• My diary contains my most __________ thoughts and feelings.

• Harmful

• The team remained __________ about their chances of winning the championship.

• Personal

• The storm was so __________ that it knocked down several trees.

• Hopeful

Answer explanation

Each adjective is placed in the sentence that best fits its meaning. For example, a storm can be 'powerful' and a diary contains 'personal' thoughts.

Complete the sentences by dragging the correct words into the blanks. The artist was known for her (a)   paintings. Her work was very (b)   to look at and full of bright colors.

• colorful
• enjoyable
• color
• enjoy

Answer explanation

'Colorful' is the adjective form of 'color' used to describe the paintings. 'Enjoyable' is the adjective form of 'enjoy' used to describe the experience.

Drag the correct adjectives to complete the paragraph. My brother's advice was (a)   and didn't help with my project at all. Later, my dad gave me some truly (b)   suggestions that made the work much easier.

• valuable
• unhelpful
• value
• help

Answer explanation

'Unhelpful' fits the first sentence, describing advice that didn't help. 'Valuable' is an adjective that fits the second sentence, describing useful suggestions.