Petrichordates

Petrichordates t1_je788sj wrote

Do you have a source for these claims? Because I'm finding the exact opposite (in other words, the result you'd expect)

> In contrast, non-native speakers living in English-speaking countries for many years learn 2.5 words a day, over twice the rate of native speakers. Even with that breakneck speed, researchers found that adults know on average 10,000-20,000 words less than their native counterparts, or a native English speakers’ 8- to 14-year-old vocabulary level. 

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