大過

たいか【大過】

serious mistake ［error］〖C〗

without any serious mistakes ［errors］ 大過なく.

* * *

たいか【大過】

a serious [huge, major] mistake [error, blunder]; a big mistake; a flagrant [grave, glaring] error.

●…といっても大過なかろう. It would be safe to say that….

・大過なきを得る be free from serious errors; suffer no major mishap.

●おかげさまで 30 年大過なく勤めることができました. Thanks to you all, I have managed to serve for thirty years without committing any major blunders.