The tool will scan for all Office products. Uncheck any you wish to keep (e.g., keep OneDrive, uninstall only Word/Excel).
However, for the remaining 5%—the corrupted, the stuck, the "uninstaller crashed halfway through"—this tool is the only reliable solution. It works because it does not ask permission; it simply executes a pre-defined script to eliminate Office from your kernel to your user profile. office removal tool