This is the 372nd most frequent Latvian word.
veikalos
The Latvian word "veikalos" means "in (the) shops" or "in (the) stores" in English.
In this sentence, 'veikalos' is used in the locative case of the plural form of 'veikals', indicating the location where the action of buying groceries takes place.
Mēs iegādājamies pārtikas preces veikalos.
We buy groceries in shops.
Though 'veikalos' is not explicitly used here, it would appear in contexts describing specific activities happening 'in the shops'.
Nesen atvērtie veikali piedāvā vislabākās preces.
The recently opened shops offer the best products.
Here, 'veikalos' is also in its locative plural form, specifying the location of available goods.