For anyone who isn't interested in the subscription model for Microsoft Office, you can still purchase once-off (essentially not the 365 version).
It's currently 33% off.
• One-time purchase for 1 PC or Mac
• Classic 2019 versions of Word, Excel, and PowerPoint
• Microsoft support included for 60 days at no extra cost
• Licensed for home use
All languages included. Compatible with Windows 10 or macOS