精通する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 精通する | 精通しない |
| Polite | 精通します | 精通しません |
| Past polite | 精通しました | 精通しませんでした |
| Past | 精通した | 精通しなかった |
| Te-form | 精通して | 精通しないで |
| Desire | 精通したい | 精通したくない |
| Potential | 精通できる | 精通できない |
| Passive | 精通される | 精通されない |
| Causative | 精通させる | 精通させない |
| Causative passive | 精通させられる | 精通させられない |
| Volitional | 精通しよう | |
| Polite volitional | 精通しましょう | |
| Imperative | 精通しろ | 精通するな |
| Conditional | 精通すれば | 精通しなければ |
| Tara conditional | 精通したら | 精通しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
well-versed; thoroughly knowledgeable; expert
Describes deep familiarity or expertise in a subject. Often used as 精通している or 精通する.
He is well-versed in Japanese history.
We are looking for an expert who is thoroughly knowledgeable in this field.
noun, noun or participle which takes 'suru', intransitive verb
first ejaculation; spermarche; semenarche
Medical/biological term for a boy's first ejaculation. Not used in casual conversation; typically encountered in health or educational contexts.
Spermarche is one of the secondary sexual characteristics in boys.
He is thoroughly knowledgeable about the history of this field.
Many boys reach spermarche around junior high school age.
He is a lawyer well-versed in the law.