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Sentence

彼かれは急きゅうな決けつ断だんをした。

Span Details

急きゅう

sudden; abrupt; unexpected

na-adjective, noun

adnominal form of the copula (after a na-adjective or noun)

決けつ断だん

decision; determination; resolution

noun, suru verb

light/support verb with a noun or noun-like phrase

-> するgrammar