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Word: Teach

Meaning: To give instructions or knowledge to someone.

Pronunciation: IPA: /ˈtiː.tʃ/
Stress: First syllable is stressed (TEACH).

Morphology:

  • Base Form: teach
  • 3rd Person Singular: teaches (e.g., She teaches math)
  • Present Participle: teaching
  • Past Tense / Past Participle: taught (irregular, not ending in -ed)
  • Adjective: teachable
  • Noun (Less Common): the teach (informal, meaning the thing taught)

Grammar Notes:

  • Can be ditransitive: Requires both a direct object (what is taught) and an indirect object (to whom).
  • e.g., She taught us French.
  • Can be used intransitively (without a direct object) when meaning “to work as a teacher”.
  • e.g., He teaches at a high school.
  • The past tense “taught” is **irregular**, a crucial point to remember.

Key Synonyms: instruct, educate, train, show, guide, inform
Key Antonyms: learn, unlearn, forget
Common Collocations: teach someone something, teach a subject/class, teach someone to do something, teach someone a lesson

Interesting Fact: The word “teach” comes from the Old English tǣċan, meaning “to show, declare, demonstrate, instruct”. Its Indo-European root, *(s)têk-, means “to cover, protect”, suggesting teaching originally meant “to reveal what is hidden” or “to guide safely”. This root is also the source of “thatch” (to cover with straw) and “test” (to prove or show).

Learning Tip: Link the sound “ee” in “teach” (/iː/) to the word “knowledge” (also /iː/). Imagine a teacher “teach-ing” *reve-ee* (revealing knowledge). The irregular “taught” is strongly emphasized.

Example Sentences:

  • Simple: My teacher teaches grammar.
  • Medium: Before becoming a physicist, she taught mathematics at a university.
  • Complex: The mentortaught her protege not just the technical skills, but also the importance of ethical conduct, hoping to teach him a valuable life lesson.

Mini-Task 1: Make a Sentence
Use the word “teach” in a sentence describing how you learn something new.

Mini-Task 2: Find the Antonym
What’s the opposite of “teach”? (Hint: It’s listed above).

Mini-Task 3: Identify the Form
What is the past tense form of “teach”?

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