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inconvenient; inexpedient; unfavourable; troublesome; difficult
wrong; improper; objectionable; unjustifiable
日程が不都合だった。
The schedule was inconvenient.
不都合な事実が次々と明らかになった。
Unfavorable facts came to light one after another.
急な予定変更でご不都合をおかけして申し訳ありません。
I am sorry for the inconvenience caused by the sudden change of plans.