challenge
US /ˈtʃæləndʒ/
UK /'tʃælɪndʒ/
- Noun (Countable/Uncountable)
- An activity you wish to try that may be hard to do
- Act of formally inviting someone to compete
- Transitive Verb
- To formally invite someone to compete at something
- To question the correctness of something
A2Morechemical
US /ˈkɛmɪkəl/
UK /ˈkemɪkl/
- Noun (Countable/Uncountable)
- Basic substance produced by mixing elements
- The branch of science concerned with the substances of which matter is composed, the investigation of their properties and reactions, and the use of such reactions to form new substances.
- Adjective
- Made of various elements
A2Moreclarity
US /ˈklærɪti/
UK /'klærətɪ/
- Uncountable Noun
- Being easy to be seen through, heard or understood
- The quality of an image being sharp and clear
B1Morecognitive
US /ˈkɑɡnɪtɪv/
UK /ˈkɒgnətɪv/
- Adjective
- The process of knowing and remembering
- Relating to the ability to think and reason.
C1Morecome from
US /kʌm frʌm/
UK /kʌm frɔm/
- Phrasal Verb
- To have as your native country or city
A1Moreconstant
US /ˈkɑnstənt/
UK /'kɒnstənt/
- Adjective
- Happening frequently or without pause
- Remaining the same over time or not changing.
- Noun
- Thing that happens always or at a regular rate
- A physical quantity that is believed to have a fixed value and is used in calculations.
A2TOEICMoredrown
US /draʊn/
UK /draʊn/
- Transitive Verb
- To kill something by putting it under water
- To make something very wet or cover it completely
B1Moreeffort
US /ˈɛfət/
UK /ˈefət/
- Uncountable Noun
- Amount of work used trying to do something
- A conscious exertion of power; a try.
A2TOEICMoreenergy
US /ˈɛnədʒi/
UK /'enədʒɪ/
- Noun (Countable/Uncountable)
- Physical or mental strength
- Enthusiasm and determination.
A2Moreescape
US /ɪˈskep/
UK /ɪ'skeɪp/
- Noun (Countable/Uncountable)
- Act to briefly ignoring boring or bad things
- The 'esc key' on a keyboard
- Verb (Transitive/Intransitive)
- To avoid something undesirable, dangerous or bad
- To get away from a place where you are being kept
A2Moreexhausting
US /ɪɡˈzɔstɪŋ/
UK /ɪgˈzɔ:stɪŋ/
- Transitive Verb
- To emit gas from the back of a car
- To make a person feel very tired or without energy
- Adjective
- Very very tiring
A2Morefatigue
US /fəˈtiɡ/
UK /fəˈti:g/
- Uncountable Noun
- Breaking due to being moved or bent many times
- Being very tired
- Transitive Verb
- To cause someone or something to become very tired
B2Morefault
US /fɔlt/
UK /fɔ:lt/
- Noun (Countable/Uncountable)
- A failure or negative aspect of
- Crack in the earth where earthquakes can happen
- Transitive Verb
- To blame someone, something for a negative result
A2Moreflood
US /flʌd/
UK /flʌd/
- Verb (Transitive/Intransitive)
- To quickly appear unexpectedly and in volume
- (Of liquid) to fill or cover something completely
- Noun (Countable/Uncountable)
- A quick unexpectedly volume of something
- Large number of people or things arriving at once
B1Morefoggy
US /ˈfɔɡi/
UK /'fɒɡɪ/
- Adjective
- With cloudy air that makes seeing things difficult
B1Moreheal
US /hi:l/
UK /hi:l/
- Verb (Transitive/Intransitive)
- To recover from or forget a bad experience
- To make or become healthy or well again
B1Moreinstead of
US /ɪnˈstɛd ʌv/
UK /inˈsted ɔv/
- Preposition
- When one thing is replaced by another
- Adverb
- As a substitute or alternative.
A1Morelook at
US /lʊk æt/
UK /luk æt/
- Phrasal Verb
- To use your eyes to focus on something
- To focus your eyes on something carefully
A1Moremental
US /ˈmɛntl/
UK /ˈmentl/
- Adjective
- Concerning the mind
A2TOEICMoremotivation
US /ˌmotəˈveʃən/
UK /ˌməʊtɪ'veɪʃn/
- Uncountable Noun
- Reason behind why someone did something
- Enthusiasm for doing something.
B1TOEICMorenonstop
US /ˈnɑnˈstɑp/
UK /nɒn'stɒp/
- Noun (Countable/Uncountable)
- Occurring without stops; continuous
B1Morenumb
US /nʌm/
UK /nʌm/
- Adjective
- Unable to feel a body part due to cold or illness
- Transitive Verb
- To make a part of body unable to feel (pain, etc.)
B2Moreoverwhelmed
US /ˌoʊ.vɚˈwɛlmd/
UK /ˌəʊ.vəˈwɛlmd/
- Transitive Verb
- To defeat something or someone completely
- To affect someone emotionally in a strong way
- Adjective
- Feeling like you have so much to do that you can't even get started.
- Feeling like you are unable to cope with something
B2Morepleasure
US /ˈplɛʒɚ/
UK /'pleʒə(r)/
- Noun (Countable/Uncountable)
- Feeling of happiness, enjoyment, or satisfaction
- A thing that causes enjoyment or delight.
- Transitive Verb
- To give someone pleasure or satisfaction.
A2TOEICMorereach
US /ritʃ/
UK /ri:tʃ/
- Verb (Transitive/Intransitive)
- To come to or arrive at a goal or destination
- To be long enough to get to a certain place
- Uncountable Noun
- Power or control someone has over something
A2TOEICMorereel
US /ril/
UK /ri:l/
- Transitive Verb
- To wind something in on a reel; pull something in
C1Morereset
US /riˈsɛt/
UK /ˌri:'set/
- Transitive Verb
- To return to the original start or formation
- Verb (Transitive/Intransitive)
- To return to the original start or formation
C1Morerespond
US /rɪˈspɑnd/
UK /rɪ'spɒnd/
- Verb (Transitive/Intransitive)
- To answer something or someone
- To have a good reaction to e.g. medical treatment
A2TOEICMorescroll
US /skroʊl/
UK /skrəʊl/
- Intransitive Verb
- To move up and down a computer screen
- Verb (Transitive/Intransitive)
- To move up, down, or across a computer screen
B2Moresettle
US /ˈsɛtl/
UK /'setl/
- Transitive Verb
- To make (a child, etc.) feel calm/ready for sleep
- To complete or finalize e.g. a contract or debt
- Intransitive Verb
- To become accustomed to a new environment
- (Of liquids) to move to the bottom of a container
A2Moresilence
US /ˈsaɪləns/
UK /'saɪləns/
- Uncountable Noun
- State of being quiet and not talking for a time
- When there is not sound or noise; complete quiet
- Transitive Verb
- To stop the noise that something is making
- To prevent someone from expressing thoughts
A2Morespark
US /spɑrk/
UK /spɑ:k/
- Countable Noun
- Small piece of burning material produced by fire
- Tiny, brief bit of light caused by electric energy
- Intransitive Verb
- To make tiny, brief bits of light
B1Morestimulation
US /ˌstɪmjʊ'leɪʃn/
UK /ˌstɪmjʊ'leɪʃn/
- Uncountable Noun
- Arousal of interest or emotions
B1Morestrength
US /strɛŋkθ, strɛŋθ, strɛnθ/
UK /streŋθ/
- Noun (Countable/Uncountable)
- Condition of being strong
- The quality or state of being physically strong.
A2TOEICMoreswipe
US /swaɪp/
UK /swaɪp/
- Transitive Verb
- To pass a magnetic card through a digital reader
- To hit someone with a big wild swing
C1Moretake back
US /tek bæk/
UK /teik bæk/
- Phrasal Verb
- To say you no longer agree with an opinion you had
- To return something you bought to the store
- Transitive Verb
- To retract or withdraw a statement or claim.
- To regain possession of something.
A1Moretired
US /ˈtaɪərd/
UK /ˈtaɪəd/
- Adjective
- Without energy so you want to rest or fall asleep
- Transitive Verb
- To lose, cause to lose energy so you want to rest
B1Moreuncomfortable
US /ʌnˈkʌmfətəbəl, -ˈkʌmftə-/
UK /ʌnˈkʌmftəbl/
- Adjective
- Not being relaxed; worried about something
- Causing or feeling slight pain or physical unease.
B1Morewake up
US /wek ʌp/
UK /weik ʌp/
- Phrasal Verb
- To stop sleeping
- To become fully aware and alert to a situation.
A1Morewith it
US /wɪð ɪt/
UK /wið it/
- Adjective
- Intelligent, alert, and up-to-date.
- Understanding and knowledgeable about current trends or information.
A1More
Vocabulary
- wake up: To stop sleeping
- instead of: When one thing is replaced by another
- with it: Intelligent, alert, and up-to-date.
- look at: To use your eyes to focus on something
- come from: To have as your native country or city
- take back: To say you no longer agree with an opinion you had
- cognitive: The process of knowing and remembering
- fatigue: Breaking due to being moved or bent many times
- overwhelmed: To defeat something or someone completely
- mental: Concerning the mind
- constant: Happening frequently or without pause
- effort: Amount of work used trying to do something
- dopamine: Drug used to treat shock and hypotension
- motivation: Reason behind why someone did something
- strength: Condition of being strong
- numb: Unable to feel a body part due to cold or illness
- escape: Act to briefly ignoring boring or bad things
- brain: To strike someone forcefully on the head
- reach: To come to or arrive at a goal or destination
- wonder: Surprise caused by experiencing something amazing
- state: Region within a country, with its own government
- settle: To make (a child, etc.) feel calm/ready for sleep
- challenge: An activity you wish to try that may be hard to do
- spark: Small piece of burning material produced by fire
- rest: Time when one relaxes, sleeps, or is inactive
- pleasure: Feeling of happiness, enjoyment, or satisfaction
- clarity: Being easy to be seen through, heard or understood
- break: To create a new record e.g. running the 100m dash
- silence: State of being quiet and not talking for a time
- respond: To answer something or someone
- mind: To be bothered or upset by something
- scroll: To move up and down a computer screen
- energy: Physical or mental strength
- fault: A failure or negative aspect of
- heal: To recover from or forget a bad experience
- normal: Standard or regular way of doing something
- exhausting: To emit gas from the back of a car
- chemical: Basic substance produced by mixing elements
- drown: To kill something by putting it under water
- hit: To have a negative impact on a person/place/thing
- control: A device designed to operate a machine
- flood: To quickly appear unexpectedly and in volume
- wrong: Action that is harmful, unjust or illegal
- swipe: To pass a magnetic card through a digital reader
- head: To hit a ball with your head in a game
- protect: To defend someone or something from harm or danger
- stimulation: Arousal of interest or emotions
- worse: Comparative of 'bad'; more bad
- drive: A person's ambition and motivation to do something
- uncomfortable: Not being relaxed; worried about something
- foggy: With cloudy air that makes seeing things difficult
- reel: To wind something in on a reel; pull something in
- tired: Without energy so you want to rest or fall asleep
- reset: To return to the original start or formation
- nonstop: Occurring without stops; continuous
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01:03
She took a brave step forward, leaving behind her comfort zone to chase her dreams.
Vocabulary
- brave
adj. Having courage
- comfort zone
phr. A familiar situation where one feels safe
Explanation
a brave step is a noun phrase, where brave is an adjective modifying the noun step, meaning "a courageous step".
forward is an adverb modifying step, meaning "ahead".
The whole phrase serves as the object, answering the "what" of took (verb) — she took a brave step forward.
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brave
US/brev/
UK/breɪv/
adj.Brave
v.t.To bravely face
A2 Elementary
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80
Why You Feel Exhausted Even When You’ve Done Nothing
0
VoiceTube posted on 2025/08/05Feeling drained even after a chill day? This video dives into why constant digital stimulation, or 'dopamine overload,' can leave you feeling exhausted and offers simple, practical tips like a 'daily quiet hour' to help you reset. You'll pick up useful phrases for discussing cognitive fatigue and learn how to embrace boredom for a mental refresh!
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