かもしれない expresses possibility or uncertainty, meaning "might," "maybe," or "perhaps."
Formation: Plain form + かもしれない
He might be busy.
Conjugation:
• Verb: 行くかもしれない (might go)
• い-adj: 高いかもしれない (might be expensive)
• な-adj: 静かかもしれない (might be quiet)
• Noun: 雨かもしれない (might be rain)
Casual forms:
• かもしれない → かも (very common in speech)
• かもしれません → Polite form
Compared to other expressions:
• かもしれない - Possibility (maybe 50%)
• だろう/でしょう - Probability (likely)
• はずだ - Expectation (should be)
かもしれない = might, maybe
- 雨かもしれない (It might rain)
Plain form + かもしれない
- ✅ 行くかもしれない
- ❌ 行きますかもしれない
More uncertain than でしょう
It might rain tomorrow.
He might not come.
I might be wrong.
I might have gotten lost.
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