thereof
B2CEFR level
55/100Rarity: uncommon
TechnicalRegister
Of or relating to the thing just mentioned.
The licensee shall use the software and any modifications thereof solely for internal purposes.
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 thereof on your lock screen, a few a day, with review that makes them stick.
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