deadly - Master This Word
Master this word with our 5-step learning method – Learn English in English
deadly Word Meanings
- causing or likely to cause death
- extremely harmful or damaging
- very intense or severe
deadly Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
deadly Phonetic & Pronunciation
UK
/ˈdɛdli/
US
/ˈdɛdli/
deadly Word Etymology
deadly: dead- (from 'dead') + -ly (adverbial suffix). Origin: Old English 'deadlic', from Old English 'dead'. Memory image: Imagine a scene where danger lurks everywhere, and the atmosphere feels so heavy that it seems one wrong move could mean life or death.
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 plant my feet, grip the switch, and shift my weight as the machine thrums to life. A line tightens in my arms as I pull the lever, bringing danger into sharp view. The effort to keep control makes my breath slow and deliberate, and I adjust my stance, keep my grip, and hold the line just long enough to finish the move. That moment reveals how deadly things hinge on a single decision—what I let happen, what I stop, and how I change my mind in time.
Real Context
Deadly is an adjective used to describe something that can cause death or is likely to cause death. It can also describe something that is extremely harmful or damaging, and in informal speech, something intense or severe. The word is often paired with nouns like weapon, poison, disease, or force, as in deadly weapon or deadly poison, and it can describe situations as well as objects, for example a deadly storm or a deadly mistake. Learners should note that deadly is stronger than dangerous and does not merely mean risky; it signals a real possibility of death. Etymology traces to dead + -ly, but usage today is broader.
Usage Reminders
- - Use deadly for things that can cause death or have fatal outcomes.
- - Do not use deadly for mere danger; use dangerous for risks without a fatal outcome.
- - Deadly can pair with objects (deadly weapon) and with abstract ideas (deadly serious, deadly quiet).
- - Be aware that deadly often implies inevitability or immediacy of harm in context.
- - Distinguish deadly from lethal: in many contexts they are interchangeable, but some fields prefer lethal for formal tone.
Common Misconceptions
- Mistaking deadly for merely dangerous and not recognizing the fatal outcome emphasis
- Thinking deadly can describe something dull or boring (e. g., deadly dull) when it is commonly used for danger or severity
- Using deadly about people or living beings in the sense of 'extremely kind' or 'amazing' (wrong metaphor)
- Confusing deadly with lethal in formal writing where lethal is preferred
- Assuming deadly can apply to everything scary instead of just things with potential death
Thinking Differences
English speakers often reserve deadly for contexts with real fatal risk, while dangerous can cover general risk or harm. Learners may overextend deadly to milder threats, or miss the stronger connotation of inevitability in deadly outcomes.
Learning Tips
- memorize common collocations: deadly weapon, deadly poison, deadly disease
- note the metaphorical uses: deadly quiet, deadly serious
- compare deadly with dangerous and lethal in context
- practice recognizing when death is implied vs when it is literally stated
- pay attention to tone: deadly is strong, dangerous is less strong
- use examples in both formal and informal contexts to gauge register
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the meaning of the word 'deadly'?
A.Beautiful
B.Funny
C.Dangerous
D.Delicious
Step 2: Usage
In which sentence is 'deadly' used correctly?
A.She had a deadly dream last night.
B.The deadly flowers bloomed in spring.
C.His deadly aim struck the target.
D.He laughed in a deadly way.
Step 3: Similar Words
What is a synonym for 'deadly'?
A.Lethal
B.Harmless
C.Fragile
D.Kind
Step 4: Opposite Words
What is an antonym for 'deadly'?
A.Venomous
B.Fatal
C.Innocuous
D.Perilous
Step 5: Mastery
In what real-life context would you use the word 'deadly'?
A.Talking about a dangerous disease
B.Describing a relaxing vacation
C.Discussing a funny joke
D.Explaining a delicious meal
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