Meaning & use
affect
To have an influence on someone or something, often producing a change.
See it in a sentence
The new policy will affect thousands of small businesses across the state.
Lack of sleep can seriously affect a person's concentration and mood.
A note on using this word
Affect is usually a verb meaning to influence, while 'effect' is usually a noun meaning the result; mixing them up is a common error.
Words with a similar meaning
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Make it your own
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