Build 16.66 is the last supported version.
If you're not comfortable downloading Microsoft Office using torrents, here are some alternative options: Microsoft Office Download For Mac Torrent
Build 16.88 or below is typically required. Ventura (13.7): Version 16.101 is the last supported build. Don't Buy Office for Mac Until You Watch This! Build 16
You can use Word, Excel, and PowerPoint for free through a web browser at Office.com. Works directly in Safari or Chrome. Microsoft Office Download For Mac Torrent
Torrents often include malware or "patch" files that require you to disable system security features like Gatekeeper or provide full disk access to Terminal.