Synonyms include such terms as boob, bloomer, blooper, blunder, cock-up, bug (computer science), mess-up, oversight, howler and other less polite words frequently encountered at the backs of schoolrooms worldwide.
Please feel free to add your own.
This category has the following 2 subcategories, out of 2 total.
Pages in category "Mistakes"
The following 8 pages are in this category, out of 8 total.