ケアレスミス

けあれすみす
noun
careless mistake; avoidable slip
workeducationloanword
1. careless mistake; avoidable slip
A mistake caused by inattention rather than lack of knowledge or ability. Loanword from English 'careless mistake', commonly used by students and workers describing errors that could have been avoided with more care.
ケアレスミス()らしたい
I want to reduce careless mistakes.
ケアレスミス5(てん)()としてしまった。
I lost as many as 5 points to careless mistakes.
If you double-check your work, you should be able to prevent most careless mistakes.

Japanese-coined loanword from English "careless" + "mistake." Used in school, work, and test-taking contexts to describe mistakes attributable to inattention, not lack of skill.

Common collocations

Similar words