IPA: /ˈbɑːk.si.ɪst/
KK: /ˈbɑksɪst/
Having the most box-like shape or appearance; characterized by straight lines and sharp angles.
The new building is the boxiest structure in the city, standing out among the more rounded designs.
Comparative: boxier
Superlative: boxiest
Boxiest → It is formed from "box" (from Old English *box*, meaning a container or receptacle) and "-iest" (a superlative suffix indicating the most). The word "boxiest" means having the most box-like shape or characteristics.
Think of a 'box' as a container, and when something is the 'boxiest', it means it has the most box-like qualities.