Entry
ガクビク
gakubiku
Shaking violently or twitching due to extreme fear or nervousness.
Meaning
Quick Meaning
A casual term that describes the physical state of trembling, shaking, or twitching heavily, typically as a result of intense fear, nervousness, or shock.
- Describes severe physical shaking caused by extreme fear or panic.
Sense Map
Trembling from fear
Used when a body part, such as legs or knees, shakes violently due to extreme fear or nervousness.
恐怖で足がガクビクする。
Nervous shaking
Describes a physical condition of continuous shaking or tension when facing a shocking or panic-inducing situation.
緊張で体がガクビクと震える。
Usage Note
How to Use
ガクビクする
Used as a verb to express the act of trembling violently from fear.
ガクビクと + verb
Acts as an adverb describing how an action (like shaking or crying) happens with intense fear.
ガクビクしている
Indicates an ongoing state of trembling or fear at that moment.
How to Use
Common Phrases
膝がガクビクする
knees shaking
恐怖でガクビクする
trembling with fear
体がガクビク震える
body shaking violently
足がガクビクする
legs trembling
Nuance
Context Nuance
| Common Contexts | Nuance | Usage Note |
|---|---|---|
| Extreme Fear or Nervousness | negative | Conveys a strong sense of being overwhelmed by fear to the point where the body physically reacts violently. |
| Casual/Slang Nature | neutral | As a highly colloquial word, it adds a conversational and somewhat exaggerated flavor to the sentence. |
Similar Words
Comparison Table
| Similar Words | When to Use | Not the Same as | Mini Example |
|---|---|---|---|
がくがく がくがく / nearby | When emphasizing heavy, physical wobbling or shaking, which can result from fatigue, cold, or fear. | ガクビク specifically focuses on shaking induced by intense fear or nervousness, while ガクガク can just mean tired, wobbly legs. | 走りすぎて足がガクガクする。 |
びくびく びくびく / nearby | When emphasizing the psychological state of fear or slight nervous trembling, without necessarily violent physical shaking. | ガクビク combines this internal fear with heavy, visible physical shaking. | 怒られると思ってビクビクする。 |
Usage Note
Common Mistakes
Using ガクビク to describe shivering purely from cold weather.
Use ぶるぶる (buruburu) or ガクガク (gakugaku) for cold weather. ガクビク implies intense fear or nervousness.
Using this word in formal business situations or official writing.
ガクビク is a casual slang word. Avoid using it in formal contexts; use 震える (furueru) instead.
Examples
Examples
面接の前に緊張して、膝がガクビクしている。
めんせつの まえに きんちょうして、ひざが ガクビク している。
Before the interview, my knees are shaking from nervousness.
LiteralShows knees shaking due to extreme nervousness.
暗い道で怪しい音を聞いて、体がガクビクと震えた。
くらい みちで あやしい おとを きいて、からだが ガクビクと ふるえた。
Hearing a suspicious sound on a dark road, my body trembled violently.
LiteralDescribes the body shaking due to fear of the unknown.
嘘がバレそうになって、彼は一人でガクビクしている。
うそが バレそうに なって、かれは ひとりで ガクビク している。
With his lie about to be exposed, he is trembling nervously by himself.
LiteralShows psychological panic manifesting as physical trembling.
寒さのせいではなく、恐怖で足がガクビクした。
さむさの せいでは なく、きょうふで あしが ガクビク した。
My legs were shaking not from the cold, but from fear.
LiteralClarifies that the cause of shaking is fear, not the cold temperature.
大きな雷の音に驚いて、犬が部屋の隅でガクビクしている。
おおきな かみなりの おとに おどろいて、いぬが へやの すみで ガクビク している。
Startled by the loud thunder, the dog is trembling in the corner of the room.
LiteralCan be used for animals reacting to loud noises with fearful shaking.
Similar Words
ガクガク
gakugaku
Describes heavy physical trembling or objects shaking and wobbling because they are loose. Describes general physical shaking or wobbling.
ビクビク
bikubiku
Describes a state of being nervous, afraid, or trembling in anticipation of something bad happening. Emphasizes the psychological state of fear and slight trembling.
ぶるぶる
buruburu
This word describes a continuous, rapid trembling or shivering of the body or an object, usually due to cold, fear, or mechanical vibration.
Questions
Can I use ガクビク when I am shaking from the cold?
No, this word is specifically for shaking caused by intense fear or nervousness. For cold weather, use ぶるぶる (buruburu).
Is ガクビク a formal word?
No, it is a casual, slang-like expression. You should avoid using it in formal writing or polite speech.
What is the difference between ガクビク and ガクガク?
ガクガク describes heavy shaking that can be from fear, fatigue, or cold. ガクビク specifically emphasizes nervous trembling combined with heavy shaking.
Source Details
- Entry ID
- 2862679
- Source
- JMdict_english
- Revision
- -
- Review notes
- No special notes
- Active language
- English
- Previous entry
- くらり (kurari)
- Next entry
- ウホウホ (uhouho)