IPA: /ˈwɜːrkˌbɒks/
KK: /ˈwɜrkˌbɑks/
A container used to hold tools and materials needed for work.
He opened his workbox to find the right tools for the job.
The word 'workbox' is formed from 'work' (from Old English 'weorc', meaning labor or effort) and 'box' (from Old English 'box', meaning a container). A workbox refers to a container used for storing tools or materials needed for work or labor.
Think of 'work' as labor or effort and 'box' as a container — a workbox is simply a container for your work materials.
No commonly confused words.