Vocabulary: Prefixes, Suffixes, & Root Words- ACT Prep

Identify the prefix in the word 'unhappy'.

• dis-

• re-

• un-

• in-

What is the suffix in the word 'careless'?

• able

• ing

• less

• ful

What is the meaning of the root word 'bio'?

• water

• rock

• life

• tree

What does the root word 'aud' mean?

• hear or listen

• see or look

• smell or detect

• touch or feel

Create a new word by adding the prefix 'pre-' to the word 'view'.

• preobserve

• presee

• preview

• prelook

Add the suffix '-able' to the word 'comfort' to create a new word.

• comforting

• comfortless

• comforted

• comfortable

Using the prefix 'mis-', determine the meaning of the word 'understandable'.

• Misunderstand

• Misunderstandment

• Misunderstandable

• Misunderstood

What is the meaning of the word 'happiness' based on the suffix '-ness'?

• The state or condition of being happy.

• The state or condition of being tired.

• The state or condition of being angry.

• The state or condition of being sad.

Decode the meaning of the word 'transportation' using your knowledge of roots, prefixes, and suffixes.

• The word 'transportation' can be decoded as 'the act or process of carrying across or beyond'.

• The word 'transportation' can be decoded as 'the act of transporting through a portal'

• The word 'transportation' can be decoded as 'the process of transporting ants'

• The word 'transportation' can be decoded as 'the act of transforming into a port'

Apply your understanding of roots, prefixes, and suffixes to decode the word 'disbelief'.

• not believing

• fully believing

• partially believing

• completely believing