IPA: /ˈpraɪsiɪst/
KK: /ˈpraɪsiːɪst/
The most expensive or having the highest price.
This restaurant is known for its priciest dishes, which are often made with rare ingredients.
Comparative: more pricey
Superlative: priciest
Priciest → It is formed from "price" (from Old French *priz*, meaning value or worth) and the suffix "-iest" (meaning most). The word "priciest" means having the highest value or cost.
Think of 'price' as the value of something, and remember that 'priciest' means the one with the highest value.