Forming Adjectives (noun + prefix/suffix)

Which suffix can be added to the noun 'wonder' to make it an adjective meaning 'full of wonder'?

• -ic

• -ful

• -ive

• -al

Answer explanation

The suffix '-ful' means 'full of', so 'wonderful' means 'full of wonder'. The other suffixes do not fit the base word 'wonder'.

When you change the noun 'mystery' to an adjective by adding '-ous', what is the correct spelling?

• mysteryous

• mysterous

• mysterious

• mystirious

Answer explanation

The correct spelling pattern when adding '-ous' to a noun ending in 'y' is to change the 'y' to an 'i', making it 'mysterious'.

The prefix 'un-' in the word 'unsuccessful' changes the meaning of 'successful' to what?

• very successful

• successful again

• not successful

• somewhat successful

Answer explanation

The prefix 'un-' means 'not'. Therefore, 'unsuccessful' means 'not successful'.

The soccer team's victory in the championship was a truly _____ moment for the whole school.

• joy

• joyful

• joys

• joyfully

Answer explanation

The word 'joyful' is an adjective that describes the 'moment'. 'Joy' is a noun and does not fit grammatically.

An article that is 'nonfictional' is based on what?

• Imaginary events and characters

• Real facts, people, and events

• Humorous and funny stories

• Future science and technology

Answer explanation

The prefix 'non-' means 'not'. 'Nonfictional' means 'not fiction', so it is based on reality and facts.

Match each noun to its correct adjective form.

• Effective

• Fame

• Famous

• Effect

• Natural

• Nature

• Heroic

• Hero

Answer explanation

Each noun is matched with its adjective form, which is created by adding a suffix ('-ous', '-al', '-ic', '-ive').

Match each adjective to its meaning.

• Relating to one particular person

• Creative

• Able to cause illness or death if swallowed

• Personal

• Showing bravery

• Poisonous

• Having the quality of imagination and originality

• Courageous

Answer explanation

Each adjective is correctly matched to its definition, showing how the suffix changes the base noun's meaning.

Match the adjective to its opposite, which is formed with a prefix.

• Inactive

• Active

• Incomplete

• Helpful

• Unhelpful

• Complete

Answer explanation

The prefixes 'in-' and 'un-' mean 'not', creating the opposite meaning of the original adjective.

To avoid a (a)   situation, you must be very (b)   when you handle the fragile glass.

• dangerous
• careful

Answer explanation

'Dangerous' (from danger) describes a risky situation. 'Careful' (from care) describes how you should act to avoid the risk.

The school's (a)   performance was a (b)   success, and everyone enjoyed the songs.

• musical
• wonderful

Answer explanation

'Musical' (from music) describes the type of performance. 'Wonderful' (from wonder) describes the quality of its success.