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Level: B1

Affect vs Effect

Affect is usually a verb and effect is usually a noun. Practice choosing the right one with the example sentences below.

🔍 Confused words · pair 4 of 54 ⏱ about 5 minutes 🔊 every sentence has audio

1:45 🎬 Watch this on YouTube Affect or Effect? One letter, two jobs — a common English mistake explained.
  • Affect – means “to influence” (verb).
  • Cold weather can ______ my driving. – affect
  • Her kind words ______ me deeply. – affected
  • Will this rain ______ our picnic plans? – affect
  • Does caffeine ______ your sleep? – affect
  • Music often ______ how I feel. – affects
  • Your attitude will ______ the result. – affect
  • ______ one part, and all may change. – affect
  • Bad news can ______ everyone in the office. – affect
  • How will this test ______ your grade? – affect
  • Not sleeping enough ______ my memory. – affects
  • Did that movie ______ you? – affect
  • Her smile didn’t ______ him at all. – affect
  • Does stress ______ your health? – affect
  • Don’t let anger ______ your choices. – affect
  • Loud sounds easily ______ babies. – affect
  • Can weather ______ how plants grow? – affect
  • These new rules ______ everyone. – affect
  • The delay will ______ travel plans. – affect
  • Does your friend’s mood ______ yours? – affect
  • This disease ______ many older people. – affects
  • Did the bad news ______ her? – affect
  • How did losing the game ______ him? – affect
  • The cold water ______ my hands. – affected
  • Heavy rain may ______ the game tonight. – affect
  • The story really ______ her emotions. – affected
  • Lack of sleep ______ my energy. – affects
  • Did your phone’s brightness ______ your eyes? – affect
  • Sunlight ______ plant growth. – affects
  • Sad movies always ______ me. – affect
  • Did the traffic jam ______ your day? – affect
  • Can stress ______ your heart? – affect
  • New teachers ______ the school culture. – affect
  • Bad food can ______ your stomach. – affect
  • Does cold weather ______ your mood? – affect
  • Angry words often ______ children. – affect
  • The smoke ______ my breathing. – affects
  • Will this price increase ______ sales? – affect
  • His actions ______ the whole group. – affect
  • Low pay may ______ workers’ happiness. – affect
  • Can weather changes ______ old people? – affect
  • Did the fight ______ their friendship? – affect
  • Her hard work ______ the team’s success. – affected
  • Does loud music ______ you at night? – affect
  • The sad story ______ the children. – affected
  • New rules can ______ how we work. – affect
  • The pain ______ his running speed. – affected
  • Does sugar ______ your energy? – affect
  • Her advice ______ my decision. – affected
  • Bad habits ______ your health. – affect
  • Effect – means “a result” or “an outcome” (noun).
  • One side ______ of this medicine is drowsiness. – effect
  • Not sleeping had a big ______ on me. – effect
  • Can you see the ______ of sunlight on plants? – effect
  • The movie had a strong ______ on us. – effect
  • What ______ does caffeine have on kids? – effect
  • Good news often has a positive ______. – effect
  • Pollution causes a harmful ______ on rivers. – effect
  • She felt the ______ of his words for days. – effect
  • Losing his wallet had no real ______. – effect
  • Did you notice any ______ after the storm? – effect
  • Rain had a good ______ on the flowers. – effect
  • Sunburn is one bad ______ of too much sun. – effect
  • The sound’s ______ was relaxing. – effect
  • This new rule will have a strong ______. – effect
  • Did you feel the ______ of her advice? – effect
  • Music can have a calming ______ on people. – effect
  • Low prices had an immediate ______ on sales. – effect
  • Ice has a cooling ______ on drinks. – effect
  • Did his words make any ______? – effect
  • That new rule produced no real ______. – effect
  • This medicine has a strong side ______. – effect
  • The smile’s ______ lasted all day. – effect
  • There was little ______ from the loud noise. – effect
  • Poor diet can have a lasting ______. – effect
  • What is the main ______ of this plan? – effect
  • Every change has some ______. – effect
  • The pain’s ______ finally faded. – effect
  • This law will have a big ______ next year. – effect
  • Water’s cooling ______ is pleasant in summer. – effect
  • His hard work had a clear ______ on his grades. – effect
  • Will this show have a lasting ______? – effect
  • Can you see the ______ of wind on trees? – effect
  • Did the medicine have any bad ______? – effect
  • Noise had almost no ______ on the baby. – effect
  • Are you sure there was no ______? – effect
  • The ______ of love is happiness. – effect
  • What ______ did the new law have? – effect
  • His apology had a positive ______. – effect
  • Every story has an ______ on its reader. – effect
  • That food had a strange ______ on me. – effect
  • All that sugar had a quick ______. – effect
  • Water’s freezing ______ creates ice. – effect
  • What ______ do you hope for? – effect
  • This test may have a huge ______. – effect
  • Losing power had a serious ______. – effect
  • The joke’s ______ was laughter. – effect
  • Will this speech have a real ______? – effect
  • Good teachers leave a lasting ______. – effect
  • Her kindness had a great ______ on me. – effect

Frequently asked questions
What is the difference between affect and effect?
Affect is usually a verb meaning to influence or change something. Effect is usually a noun meaning a result or an outcome.
How do I remember affect vs effect?
If you are talking about an action, use affect. If you are talking about a result, use effect.
Is it a positive effect or a positive affect?
A positive effect — you mean a result, so you need the noun: The new law had a positive effect on the community.