〜せいか

Pattern
〜せいか
Level
N2
Reading
せいか
Meaning
Perhaps because...
Attaches to
Noun, Plain form (dictionary, ない, た, なかった)
Nuance & register

Suggests a possible reason for something, often with a hint of uncertainty or speculation, usually for a negative situation.

Example

今日は体がだるい。風邪のせいか。 I feel sluggish today. Perhaps it's because of a cold.

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