noun
spelling mistake
Wasei-eigo from 'spell miss'. Refers to a spelling error, typically in a foreign language like English. Used as a noun.
wasei-eigo (Japanese-coined English), from spell miss
レポートにスペルミスがいくつかあった。
There were several spelling mistakes in the report.
スペルミスを直してからメールを送ってください。
Please correct the spelling mistakes before sending the email.