Word Building and Collocations: How to Use Suffixes to Form Nouns and Adjectives Verbs -tion -ous -ise-ize

How to Use Suffixes to Form Nouns, Adjectives, Verbs (-tion, -ous, -ise/-ize)

Introduction Mastering suffixes will help you sound more natural and confident in English. You'll be able to form new words and express yourself more precisely.

WHAT YOU NEED TO KNOW FIRST Before we dive into suffixes, make sure you're comfortable with basic word formation and prefixes. You should know how to break down words into their roots and prefixes.

CORE CONTENT

Suffix -tion

The suffix -tion is used to form nouns that refer to actions or states. It's often added to verbs to create a new word.

• Example: action → action (no change) → action (no change) → action (no change)
• Example: create → creation (noun) → creation (noun) → creation (noun)
• Example: decide → decision (noun) → decision (noun) → decision (noun)

Model Example: The process of creating a new product is called innovation.

Suffix -ous

The suffix -ous is used to form adjectives that describe something as abundant or full of something.

• Example: abundant → abundant → abundant → abundant
• Example: full → full → full → full
• Example: rich → rich → rich → rich

Model Example: The city is famous for its rich cultural heritage.

Suffix -ise/-ize

The suffix -ise/-ize is used to form verbs that describe a process or action. It's often added to nouns or adjectives to create a new word.

• Example: noun → verb (no change) → verb (no change) → verb (no change)
• Example: adjective → verb (no change) → verb (no change) → verb (no change)
• Example: noun → verb (no change) → verb (no change) → verb (no change)

Model Example: The company will digitalize its marketing strategy.

Common Suffix Combinations

• -ation: formation, education, participation
• -ation: creation, innovation, termination
• -ous: abundant, full, rich
• -ise/-ize: digitalize, realize, realize

WORKED / MODEL EXAMPLES

• Form a new noun by adding the suffix -tion to a verb: create → creation
• Form a new adjective by adding the suffix -ous to a noun: full → full
• Form a new verb by adding the suffix -ise/-ize to a noun: digital → digitalize

Common Mistakes (3–5)

• MISTAKE: Adding the wrong suffix to a word → WHY IT HAPPENS: Lack of understanding of word roots and prefixes → CORRECT APPROACH: Break down the word into its roots and prefixes before adding a suffix.
• MISTAKE: Using the suffix -ise/-ize incorrectly → WHY IT HAPPENS: Confusion between American and British English spelling → CORRECT APPROACH: Use the correct spelling for your region (American: -ize, British: -ise).
• MISTAKE: Not using the correct suffix to form a noun → WHY IT HAPPENS: Lack of understanding of word formation → CORRECT APPROACH: Use the suffix -ion to form a noun from a verb (e.g., create → creation).
• MISTAKE: Not using the correct suffix to form an adjective → WHY IT HAPPENS: Lack of understanding of word formation → CORRECT APPROACH: Use the suffix -ous to form an adjective from a noun (e.g., full → full).
• MISTAKE: Not using the correct suffix to form a verb → WHY IT HAPPENS: Lack of understanding of word formation → CORRECT APPROACH: Use the suffix -ise/-ize to form a verb from a noun or adjective (e.g., digital → digitalize).

1-Minute Recap To sum it up, mastering suffixes will help you sound more natural and confident in English. Remember to use the suffix -tion to form nouns, -ous to form adjectives, and -ise/-ize to form verbs. Practice breaking down words into their roots and prefixes to use the correct suffix. With practice, you'll be able to form new words and express yourself more precisely.