根本的

こんぽんてき
fundamental
basic

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こんぽんてき【根本的】

～な fundamental; basic; cardinal; 〔徹底的な〕 radical; drastic.

●行政の根本的改革 a drastic [radical] government [administrative] reform

・景気停滞の根本的原因 the root cause of economic stagnation.

●彼の主張の根本的な矛盾を指摘しよう. Now I'm going to point out the basic contradictions in his assertion.

根本的に fundamentally; basically; 〔徹底的に〕 thoroughly; drastically; radically.

●事故原因を根本的に調査する thoroughly investigate the cause of the accident.