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- DEV 26 |BEST UPCOMING TECH of 2026
DEV 26 |BEST UPCOMING TECH of 2026
Today’s video will teach you five real English words used by native speakers.

5 Vocabulary Words + Timestamps
Coolest [00:15]
Behind the Scenes [00:23]
Autonomous [00:48]
Cutting-Edge [1:1]
Hazardous [1:30]
You learned 5 words from today’s video—Premium members unlock all 25 words from the same video plus the PDF lesson.
Definitions & Example Sentences
1. Coolest
Definition: It is used to describe something or someone that is the most impressive, stylish, popular, or admirable in comparison to others.
Example Sentences:
Of all the cars in the showroom, this red sports car is definitely the coolest.
This is the coolest gadget I’ve bought this year.
Their band is the coolest in town right now.
2. Behind the Scenes
Definition: Referring to the hidden work, actions, or planning that occurs out of public view, supporting the final outcome or performance.
Example Sentences:
The team worked hard behind the scenes to make the event successful.
Directors and producers handle most of the planning behind the scenes in a film.
The documentary gives a look behind the scenes of the fashion industry.
3. Autonomous
Definition: Able to operate independently, make decisions, or function without outside control or influence.
Example Sentences:
Autonomous cars use sensors and software to navigate the roads safely.
The new robot is autonomous and can navigate the factory floor without human guidance.
This drone is fully autonomous and can carry out missions on its own.
4. Cutting-Edge
Definition: Refers to something that is extremely modern, innovative, or advanced, often leading the field or technology.
Example Sentences:
The startup is developing cutting-edge software for artificial intelligence.
The film used cutting-edge special effects to wow the audience.
This smartphone features cutting-edge camera capabilities.
5. Hazardous
Definition: Describes something that is dangerous or risky, especially something that can cause harm, injury, or damage.
Example Sentences:
The old factory was filled with hazardous waste that required special cleanup.
Driving in icy conditions can be extremely hazardous.
The firefighters bravely entered the hazardous building to rescue trapped residents.
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