bonuse
Bonuse is not a recognized word in standard English. In contemporary usage, it most often appears as a misspelling or typographical variant of the word bonus, which refers to an extra payment or advantage beyond what is usual or expected. When encountered in formal writing, bonuse is generally considered an error and should be corrected to bonus.
In addition to its role as a potential error, bonuse can appear as a proper noun in
When editing or processing text, bonuse is typically flagged by spell checkers as a misspelling of bonus.