Chomskians like Pinker deride the anthropologists'theory that words enter language because of usage, say that " anthropological anecdotes are bunk " and estimate that Eskimos have about a dozen words for types of snow, the same as speakers of English . ( Sleet, slush, hardpack, powder, dusting, blizzard, avalanche, flurry, and the latest from pompous weathermen, freezing precipitation activity .)