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foil - Master This Word

Master this word with our 5-step learning method – Learn English in English

foil Word Meanings

  • a thin sheet of metal
  • to prevent someone from succeeding
  • a contrasting element used to enhance qualities
Illustration for this word

foil Example Sentences

Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.

foil Phonetic & Pronunciation

Pronunciation
UK /fɔɪl/
US /fɔɪl/
Syllables
foil

foil Word Etymology

foil = foils (thin, flat sheet) + from Old French 'foille' (leaf) + derived from Latin 'folia' (leaves). Imagine a knight taking up a foil for fencing, its shiny blade shimmering in the light.

Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.

Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.

Read the FAQ explanation of Comprehensible Input

Real Context

Foil is a versatile word with three main senses. As a noun, it can refer to a thin sheet of metal used in crafts or a fencing sword. It also means to thwart or prevent someone from succeeding, often by thwarting plans or schemes. Finally, in literary and design contexts, a foil is a contrasting element that highlights another character’s qualities by opposition. This bundle of meanings can be confusing for learners, since the sense of foil in 'foil a plan' is entirely different from the decorative metal sheet or from the metal foil’s use in fencing. Context usually makes the intended sense clear.

Usage Reminders

  • 1. Foil can be a noun (metal sheet) or a weapon (fencing foil); 2. It also means to thwart someone’s plan; 3. In literature, a foil highlights another character by contrast; 4. Don’t mix foil with foil wrap in cooking; 5. Look for context clues to identify the sense; 6. Use collocations like foil a plan or foil the thief.

Common Misconceptions

  • Foil is only a metal sheet, not a word meaning to stop something.
  • Foil and foil wrap are the same thing in cooking.
  • A foil must always be used in fencing.
  • A foil always has a descriptive metallic shine in all contexts.
  • Foil cannot be a noun and a verb at the same time.

Thinking Differences

Foil has several distinct senses (metal sheet, to thwart, and a contrast-maker). Learners often confuse the thwarting sense with the metal sheet, so use clear context and collocations like foil a plan.

Learning Tips

  • Foil has multiple senses: metal sheet, fencing weapon, and to thwart.
  • Learn common collocations like foil a plan or foil a thief.
  • Use context clues to determine meaning in sentences.
  • In literature, note when foil is used to highlight another character.
  • Differentiate foil from similar words like thwart, frustrate, and spoil.
  • Practice with examples across crafts, sports, and storytelling.

5-Step Learning Method - Learn English in English

Step 1: Meaning

What is the meaning of 'foil'?

A.Prevent success
B.Wrapping material
C.Metallic sword
D.Sharp tool
Step 2: Usage

In which sentence is 'foil' used correctly?

A.She wrapped the gift in foil paper.
B.He used the foil to cut the bread.
C.The foil shone brightly in the sunlight.
D.Their plan to rob the bank was a clever foil.
Step 3: Similar Words

Which word is an antonym of 'foil'?

A.Aid
B.Support
C.Assist
D.Facilitate
Step 4: Opposite Words

In what real-life context would you use 'foil'?

A.Preparing food in the kitchen
B.Repairing a car engine
C.Discussing a painting technique
D.Playing a strategic board game
Step 5: Mastery

Can you think of a situation where 'foil' could be applied?

A.Reflecting light in photography
B.Sharpening a pencil
C.Enhancing a dish's flavor
D.Thwarting a criminal's plan

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