びくびくする · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | びくびくする | びくびくしない |
| Polite | びくびくします | びくびくしません |
| Past polite | びくびくしました | びくびくしませんでした |
| Past | びくびくした | びくびくしなかった |
| Te-form | びくびくして | びくびくしないで |
| Desire | びくびくしたい | びくびくしたくない |
| Potential | びくびくできる | びくびくできない |
| Passive | びくびくされる | びくびくされない |
| Causative | びくびくさせる | びくびくさせない |
| Causative passive | びくびくさせられる | びくびくさせられない |
| Volitional | びくびくしよう | |
| Polite volitional | びくびくしましょう | |
| Imperative | びくびくしろ | びくびくするな |
| Conditional | びくびくすれば | びくびくしなければ |
| Tara conditional | びくびくしたら | びくびくしなかったら |
adverb taking the 'to' particle, adverb, noun or participle which takes 'suru', noun which may take the genitive case particle 'no'
afraid; fearful; nervous; timid
Describes a state of being scared, anxious, or on edge, often with a visible trembling or jumpiness. Commonly used with する or と.
彼は大きな犬を見てびくびくしている。
He is nervous at the sight of the big dog.
I walked down the dark street, feeling scared.
adverb taking the 'to' particle, adverb, noun or participle which takes 'suru', noun which may take the genitive case particle 'no'
Refers to physical trembling or shivering, often from fear, cold, or nervousness. Can overlap with sense 1 but emphasizes the physical movement.
My body shivered from the cold.
I was nervous, worried that I might get scolded.
He entered the room nervously, on edge.
He's living in constant anxiety over his debt.