Shadowing Practice: How to study effectively | Dr. Cal Newport & Dr Andrew Huberman - Learn English Speaking with Video
Vocabulary and speaking notes for this lesson
This video has 12 sentences and 139 words to shadow. The speech runs for 0:36. The speaker talks fast, about 229 words per minute, so expect linked and reduced sounds. Only 79% of the words are among the 3,000 most common in English, so the vocabulary is demanding.
Key vocabulary in this video
13 less common words from the video, with pronunciation and meaning:
- recall /ɹɪˈkɔl/ (verb) — To withdraw, retract (one's words etc.); to revoke (an order).
- scratch /skɹæt͡ʃ/ (verb) — To rub a surface with a sharp object, especially by a living creature to remove itching with nails, claws, etc.
- technique /tɛkˈniːk/ (noun) — The practical aspects of a given art, occupation etc.; formal requirements.
- efficient /ɪˈfɪʃənt/ (adjective) — Making good, thorough, or careful use of resources; not consuming extra. Especially, making good use of time or energy.
- incredibly /ɪŋˈkɹɛdɪbli/ (adverb) — In an incredible manner; not to be believed.
- mentally /ˈmɛntəli/ (adverb) — In a mental manner; an idea thought out in one's mind, as opposed to an idea spoken orally.
- mathematics /mæθ(.ə)ˈmæt.ɪks/ (noun) — An abstract representational system studying numbers, shapes, structures, quantitative change and relationships between them.
- stack /stæk/ (noun) — A large pile of hay, grain, straw, or the like, larger at the bottom than the top, sometimes covered with thatch.
- transform /tɹænsˈfɔɹm/ (verb) — To change greatly the appearance or form of.
- rebuild /ɹiːˈbɪld/ (verb) — To build again or anew.
- replicate /ˈɹɛplɪkeɪt/ (verb) — To make a copy (replica) of.
- teach /ˈtiːt͡ʃ/ (verb) — To pass on knowledge to.
- tool /tul/ (noun) — Any physical device meant to ease or do a task.
Phrasal verbs you will hear
- come back (verb) — To return to a place.
- look at (verb) — To observe or watch.
Pronunciation to watch
The speaker uses 5 contractions and reduced forms, such as doesn't, don't, gonna. Say them the short way, as you hear them.
- Long words — get the stress right: incredibly /ɪŋˈkɹɛdɪbli/, mathematics /mæθ(.ə)ˈmæt.ɪks/
How to practise with this video
- Listen to the whole video once without speaking and note the words you do not know.
- Start at 0.75× speed, shadow it sentence by sentence, then go back to normal speed once it feels easy.
- Record yourself and compare with the original, paying attention to words like recall, scratch, technique.
What is the Shadowing Technique?
Shadowing is a science-backed language learning technique originally developed for professional interpreter training and popularized by polyglot Dr. Alexander Arguelles. The method is simple but powerful: you listen to native English audio and immediately repeat it out loud — like a shadow following the speaker with just a 1–2 second delay. Unlike passive listening or grammar drills, shadowing forces your brain and mouth muscles to simultaneously process and reproduce real speech patterns. Research shows it significantly improves pronunciation accuracy, intonation, rhythm, connected speech, listening comprehension, and speaking fluency — making it one of the most effective methods for IELTS Speaking preparation and real-world English communication.




















