zero-party data
C2CEFR level
95/100Rarity: very rare
TechnicalRegister
Information a customer intentionally and proactively shares with a brand, such as stated preferences.
Post-cookie, zero-party data is gold: if they tell us their size and style, we don't have to guess.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
Get words like zero-party data on your lock screen, a few a day, with review that makes them stick.
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