IPA: /ˈstɒk.i.ɪst/
KK: /ˈstɑkiɪst/
Having a thick, solid build; the most thickset or stout in appearance.
He is the stockiest player on the team, making him hard to push around.
Comparative: stockier
Superlative: stockiest
Stockiest → It is formed from "stock" (from Old English *stoc*, meaning a place or a supply) and the suffix "-iest" (meaning the most). The word "stockiest" refers to having the most stock or supply, often used in the context of being well-stocked or having a large inventory.
Think of 'stock' as a supply or inventory, and remember that 'stockiest' means having the most supply.