illegal - Master This Word
Master this word with our 5-step learning method – Learn English in English
illegal Word Meanings
- in a manner that is against the law
- unlawfully
- not permitted by law
illegal Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
illegal Phonetic & Pronunciation
UK
/ɪˈliːɡəl/
US
/ɪˈliɡəl/
illegal Word Etymology
il- = not, legal = lawful; Latin → Old French → English. Visualize a 'NO' sign over a law book, representing unlawful actions that break the rules.
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 InputEnglish Brain Route
I push the door and it groans, a thin line of cold air slipping inside. I pause and hold my breath, measuring every inch I might cross. The feeling that what I’m about to do could be illegal tightens my chest. I shift my weight, adjust my stance, and set my mind on turning away, choosing what’s safe instead.
Real Context
Illegal describes something forbidden by law. It is commonly used to talk about actions or conditions that break the rules, such as illegal parking, illegal drugs, or illegal fishing. In English, illegal is an adjective that modifies nouns; the adverb form is illegally, used to describe how an action is done. This distinction can be tricky for learners who expect -ly endings. When you want to describe the manner of an act, use illegally. Also note that illegal can refer to the act itself being against the law, or to a person or organization engaging in illegal activity, depending on context. Avoid confusing illegal with legal, legitimate, or illegitimate.
Usage Reminders
- Use illegal to describe an act or thing that is against the law.
- Remember the adverb form is illegally.
- Do not use illegal to describe a person.
- Be careful with near-synonyms like legal and illegitimate.
- Practice common collocations such as illegal parking and illegal downloading.
- Pay attention to jurisdictional differences when comparing laws.
Common Misconceptions
- Illegal means morally wrong, which is not always true; it simply means against the law.
- Illegal and illegally are interchangeable; they are not.
- You can say 'he did it illegal' — correct form is 'he did it illegally' or 'the act was illegal'.
- All illegal acts are illegal everywhere; laws vary by country or region.
- Illegal describes people; it often describes actions or objects.
Thinking Differences
English tends to separate adjectives and adverbs clearly; illegal is treated as a legal-status descriptor, while illegally marks manner. Learners often misplace -ly or try to use illegal with people. Be aware of jurisdictional nuance and collocations.
Learning Tips
- Create a quick list of illegal collocations (parking, drugs, fishing).
- Remember illegally is the adverb form; use it for actions, not descriptions.
- Compare with legal and illegitimate to feel the nuance.
- Watch for context: laws vary by country or region.
- Read/watch real-life examples to hear natural usage.
- Practice short dialogues describing illegal acts and their consequences.
5-Step Learning Method - Learn English in English
Step 2: Usage
Which sentence below uses the word 'illegal' correctly?
A.The company engaged in an illegal business practice.
B.She received an illegal message from her friend.
C.They bought an illegal house in the neighborhood.
D.He got caught selling illegal flowers in the park.
Step 3: Similar Words
Which word is most similar to 'illegal'?
A.Dynamic
B.Pristine
C.Prohibited
D.Terrific
Step 4: Opposite Words
What is the opposite of 'illegal'?
A.Fictitious
B.Dreadful
C.Legal
D.Precarious
Step 5: Mastery
Can you give an example of a real-life scenario involving activities that are against the law?
A.Students studying for exams at the library.
B.The police officer caught a thief in the act.
C.A family enjoying a picnic in the park.
D.A group volunteering at a local shelter.
Related Listening
🌱 Lite (Beginner)
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