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to make a mistake (in); to commit an error; to do incorrectly; to err
to be wrong; to be incorrect; to be false; to be mistaken
to mislead; to misguide; to lead astray
一度の判断を誤ると会社全体に大きな損失をもたらす。
If you make a wrong judgment, it will result in a big loss.
道を誤って迷子になってしまった。
I took the wrong road and got lost.
操作を誤るとデータが消えてしまう。
If you make a wrong operation, the data will be deleted.