Synonyms for 'mistake' and 'blunder'

There must be some .....; I think we have come to the wrong house.

The train crash was due to a ..... of the engine-driver, and many people died because of his carelessness.

You shouldn't worry about this; it was only a ..... of the tongue and no one really noticed.

I am telling you from personal experience - don't go there on holiday. It will be a(n) .....!

All the information was lost because of an ..... in the computers.

He paid a lot of money for the high quality machinery, but a lot of technical ..... started to appear in the long run.

It is the first time Jason has written a love letter, so no wonder he made a few ..... of the pen out of excitement.

Julia married a wealthy old man when she was only eighteen because all she wanted was to be rich. Years later she realized it was a big ......

At the beginning of our marriage we had some ....., but little by little we smoothed them away.

What he did was inappropriate to his social status; as the president of the country, he didn't realize what a(n) ..... he had made.