False Friends
[B1] False Friends in English: Learn which words look or sound similar in English and other languages but mean different things, with clear examples to avoid costly mistakes. Improve your English vocabulary by recognizing false friends.
What they are
False friends are words in two languages that look or sound similar but have different meanings. They often come from shared roots or coincidental similarity, so they feel โobviousโ and trick your brain into choosing the wrong meaning. Learning them is about building a new habit: pause when a word looks familiar and confirm meaning through context.
What is a false friend?
Why they mislead
False friends mislead because your brain uses pattern-matching: similar spelling suggests similar meaning. This creates fast but risky reading and listening, especially with international vocabulary. They also cause speaking errors when you โtranslate by appearanceโ instead of meaning, which can change the message or make it sound strange.
Why do false friends mislead readers and listeners?
Meaning mismatch
Some false friends are complete mismatches, where the familiar-looking word points to a totally different idea. These are high-risk because context may still allow a wrong interpretation. Treat them as separate vocabulary items, not as variations of the same word.
Word/Phrase | Definition | Example |
|---|---|---|
What does 'library' usually mean in English?
Partial overlap
Other false friends overlap a little: one meaning is similar, but the most common meaning is different. These cause subtler errors, like choosing the wrong tone or implying something unintended. When you learn them, memorize the most frequent English meaning first, then learn secondary meanings as separate entries.
Word/Phrase | Definition | Example |
|---|---|---|
What is the primary meaning of 'sensible' in English?
Register traps
Some false friends are โalmost rightโ but differ in formality, politeness, or social meaning. Using them can make you sound too formal, too casual, or unintentionally rude. Focus on who you are speaking to and whether the word is neutral, formal, or informal in modern English.
Word/Phrase | Definition | Example |
|---|---|---|
Choose the sentence most appropriate for a polite customer-service email:
Word class shifts
False friends also appear when a familiar-looking word belongs to a different word class in English than you expect. The meaning may be close, but the grammar changes: noun vs verb, adjective vs adverb, or countable vs uncountable. Learning the โshapeโ of the word in English helps you avoid unnatural sentences.
Rule | Example |
|---|---|
Context checking
The safest way to handle false friends is to verify meaning using context clues. Look for the topic, nearby verbs, and what is logically possible in the situation. If a โfamiliarโ meaning makes the sentence odd, assume itโs a false friend and search for the English meaning that fits the context.
Rule | Example |
|---|---|
Which rule helps detect a false friend?
Safe alternatives
When you are unsure, choose high-frequency, clear English words instead of the risky similar-looking one. This keeps your message accurate and natural even if your vocabulary is still growing. Later, you can learn the precise word once you confirm its meaning and usage.
Word/Phrase | Definition | Example |
|---|---|---|
Which is a safe alternative to 'assist' when you are unsure?
Building a list
Treat false friends as a personal list that depends on your first language and what you read or study. Add words when you misunderstand them or hesitate, and record the correct English meaning plus a short context. Review the list regularly so the correct meaning becomes automatic.
Rule | Example |
|---|---|
When you add a false friend to your list, what should you write first?
Long-term strategy
False friends never fully disappear, even for advanced learners, because new vocabulary keeps appearing. The goal is not to memorize every pair but to develop a reliable checking habit and a growing โhigh-riskโ awareness. Over time you will recognize the common traps immediately and use context to protect meaning.
What is the main long-term goal with false friends?

















