Shadowing Practice: How to Build An Investor Pitch Deck For Y Combinator - Learn English Speaking with Video
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Vocabulary and speaking notes for this lesson
This B2 speaking lesson is built on the video “How to Build An Investor Pitch Deck For Y Combinator”. The speaker keeps coming back to these words: slide, doula, deck, investor, pitch. This video has 80 sentences and 948 words to shadow. The speech runs for 4:42. The speaker talks fast, about 202 words per minute, so expect linked and reduced sounds. Only 80% of the words are among the 3,000 most common in English, so the vocabulary is demanding.
Key vocabulary in this video
The 15 most advanced words in the video, with pronunciation and meaning:
| Word | Pronunciation | Meaning |
|---|---|---|
| doula noun | /ˈduːlə/ | A trained support person who provides emotional, physical and practical assistance to a pregnant woman or couple before, during or after childbirth. |
| investor noun | /ɪnˈvɛs.tə(ɹ)/ | A person who invests money in order to make a profit. |
| template noun | /ˈtɛm.plɪt/ | A physical object whose shape is used as a guide to make other objects. |
| metric adjective | /ˈmɛt.ɹɪk/ | Of or relating to the metric system of measurement. |
| combinator noun | /ˈkɑm.bɪˌneɪ.tɚ/ | A lambda expression which has no free variables in it. |
| traction noun | /ˈtɹæk.ʃən/ | The act of pulling something along a surface using motive power. |
| bore verb | /boɹ/ | To inspire boredom in somebody. |
| addressable adjective | Able to be addressed. | |
| concise adjective | /kənˈsaɪs/ | Brief, yet including all important information. |
| differentiator noun | /dɪf.əˈɹɛn.ʃi.eɪ.tə/ | Anything that differentiates, or causes differentiation (in any sense); a distinguishing feature. |
| flywheel noun | A rotating mass used to maintain the speed of a machine within certain limits while the machine receives or releases energy at a varying rate, or as a form of… | |
| impactful adjective | /ˈɪmpæktfəl/ | Having impact. |
| entrepreneurship noun | /ˌɑn.tɹə.pɹəˈnɝ.ʃɪp/ | The art or science of innovation and risk-taking for profit in business. |
| visually adverb | /ˈvɪzju.əli/ | By means of sight. |
| milestone noun | /ˈmaɪlˌstoʊn/ | A stone milepost (or by extension in other materials), one of a series of numbered markers placed along a road at regular intervals, typically at the side of… |
Phrasal verbs you will hear
| Word | Meaning |
|---|---|
| back up verb | To move backwards, especially for a vehicle to do so. |
| go out verb | To leave, especially a building. |
| write down verb | To produce or set (something) down in writing; to record something. |
Sentences worth repeating
Short, complete lines from the video that you can reuse in everyday conversation:
- Let's get into slide one.
- Seriously, add your logo and your company's description.
- What exactly are you asking for?
Pronunciation to watch
The speaker uses 11 contractions and reduced forms, such as you're, don't, I'm. Say them the short way, as you hear them.
- The “sh” and “zh” sounds: traction /ˈtɹæk.ʃən/, differentiator /dɪf.əˈɹɛn.ʃi.eɪ.tə/, entrepreneurship /ˌɑn.tɹə.pɹəˈnɝ.ʃɪp/, screenshot /ˈskriːn.ʃɑt/, calculation /ˌkælkjuˈleɪʃn̩/
- Long words — get the stress right: combinator /ˈkɑm.bɪˌneɪ.tɚ/, differentiator /dɪf.əˈɹɛn.ʃi.eɪ.tə/, entrepreneurship /ˌɑn.tɹə.pɹəˈnɝ.ʃɪp/, visually /ˈvɪzju.əli/, supermarket /ˌsupɚˈmɑɹkət/
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 doula, investor, template.
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.












