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Dictionary-enhanced word family

Word Forms of “Effect”

What happens as a result of something; the change or result that an action or event causes.

Word Family of Effect

Some English words keep the same spelling as a noun and a verb. Context tells you which form is being used.

What is the noun of effect? — effect

effect

What is the verb of effect? — effect

effect

What is the adjective of effect? — effective

effective

What is the adverb of effect? — effectively

effectively

How to Use Each Word Form in a Sentence

  • The new law had a positive effect on the economy. B1
  • Smoking has harmful effects on your health. B1
  • We did not see the full effect of the medicine until a week later. B1

Word Form Patterns for Effect

-ly

Adds **-ly** to make an adverb describing how an action happens. Example: effect → effectively.

Origin and Word Formation of Effect

From Old French 'effect', from Latin 'effectus' (accomplishment), derived from 'efficere' (to bring about).

Common Word Form Mistakes with Effect

Wrong: The medicine didn't have much affect on his pain.

Correct: The medicine didn't have much effect on his pain.

'Effect' (noun) means result. 'Affect' (verb) means to influence something.

Wrong: The new policy will effect many workers negatively.

Correct: The new policy will affect many workers negatively.

'Affect' (verb) = to influence. 'Effect' (noun) = result. This sentence needs the verb 'affect'.

Frequently Asked Questions About Word Forms of Effect

What are the word forms of “effect”?

The confirmed forms are shown in the word family cards above. Missing parts of speech are hidden instead of filled with placeholder text.

What part of speech is “effect”?

“effect” is primarily a noun. Some forms above show how the same root works as other parts of speech.

Can “effect” be both a noun and a verb?

Yes. Some words keep the same spelling across parts of speech; the surrounding sentence shows the function.

Where does “effect” come from?

From Old French 'effect', from Latin 'effectus' (accomplishment), derived from 'efficere' (to bring about).

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