schoolboy error

A very simple, basic, or fundamental mistake or error. Primarily heard in UK. Thanks to a schoolboy error by their opponents' keeper, the football club will advance to the next round of the tourney. The math textbook had to be reprinted after several schoolboy errors were discovered in some of the equations.

Common Names:

Name	Pronounced	Usage
Kora	KO-rah	German
Nahal	NAH-khahl	Hebrew
Jerrik	-	Danish
Homeros	-	Ancient Greek
Oded	-	Biblical
Theophilus	thee-AHF-ə-ləs (English)	Biblical, Ancient Greek (Latinized)