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けしからん Japanese meaning | Kotomora
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Kanji 怪 suspicious, mystery, apparition Related words とんでもない is a common, everyday way to say something is outrageous or absurd, while けしからん is a stronger, old-fashioned expression of moral indignation.
不届き describes conduct as reprehensible or improper in a formal, often written tone, whereas けしからん is typically spoken aloud in anger at someone's behavior.
Written forms けしからん Usage 100%
Usually written in kana; the kanji form 怪しからん is rare.
怪け しからん
Rare kanji spelling; the kana form is strongly preferred in modern usage.
Etymology Derived from the classical Japanese adjective 怪し (けし, 'strange, suspicious') with the negative auxiliary からん (archaic form of からぬ), literally meaning 'not strange' but used ironically to mean 'outrageous' or 'unacceptable'. The exact semantic shift is uncertain.