IPA: /ˈwɜːrkˌbuːt/
KK: /ˈwɜrkˌbʊt/
A strong and durable boot designed for use in work environments, providing protection and support for the feet.
He wore his workboots to the construction site to keep his feet safe.
Workboot → The word is formed from "work" (from Old English *weorc*, meaning labor or effort) and "boot" (from Old French *bote*, meaning a type of footwear). A workboot is a type of footwear designed specifically for labor or work-related activities.
Think of 'work' as the effort you put in and 'boot' as the footwear you wear. A workboot is specifically designed for the labor you do.
No commonly confused words.