Commonly Confused Words

Defuse vs. Diffuse

1 min read

Defuse and diffuse sound very similar, but their meanings are completely different. One is about reducing danger or tension, and the other is about spreading something out.

Defuse

Defuse means to make a dangerous or tense situation safer. Originally, it meant removing the fuse from a bomb. Now we also use it for arguments and tension.

The police managed to defuse the bomb.
She tried to defuse the argument before it got worse.
A joke can sometimes defuse tension in a meeting.

Diffuse

Diffuse means to spread something out over a wide area. It can describe light, sound, smell, or ideas.

The sunlight was diffused by the clouds.
The scent of flowers slowly diffused through the room.
The message was diffused across social media.

💡 Tip

De-fuse = remove the fuse → make something less dangerous.
Diffuse = spread out → like a diffuser that spreads scent.

Test your knowledge 📝

Question 1 sur 8Score: 0/8

The mediator helped ___ the tension in the room.

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A bit of theory

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Commonly Confused Words

Defuse vs. Diffuse

1 min read

Defuse and diffuse sound very similar, but their meanings are completely different. One is about reducing danger or tension, and the other is about spreading something out.

Defuse

Defuse means to make a dangerous or tense situation safer. Originally, it meant removing the fuse from a bomb. Now we also use it for arguments and tension.

The police managed to defuse the bomb.
She tried to defuse the argument before it got worse.
A joke can sometimes defuse tension in a meeting.

Diffuse

Diffuse means to spread something out over a wide area. It can describe light, sound, smell, or ideas.

The sunlight was diffused by the clouds.
The scent of flowers slowly diffused through the room.
The message was diffused across social media.

💡 Tip

De-fuse = remove the fuse → make something less dangerous.
Diffuse = spread out → like a diffuser that spreads scent.

Test your knowledge 📝

Question 1 sur 8Score: 0/8

The mediator helped ___ the tension in the room.

Discover the app: Shaky English

Join 100,000 people who are improving their English skills on the Shaky English app

Other similar rules

Common confusions

Reign vs. Rein vs. Rain

Conjugation

In / On / At for place

Common confusions

Advise vs. Advice

Common confusions

Historic vs. Historical

A bit of theory

Hard vs. Hardly / Late vs. Lately / Near vs. Nearly

Common confusions

Raise vs. Rise

Common confusions

Listen vs. Hear / Watch vs. See vs. Look at

Common mistakes

Stop / Remember / Forget / Try + gerund vs. infinitive

Some verbs can be followed by either -ing (gerund) or to + verb (infinitive), but the meaning changes. The most important ones at B2/C1 level are stop, remember, forget, and try. 1. Stop Stop + -...