erythroderma
C2CEFR level
96/100Rarity: very rare
TechnicalRegister
A generalised inflammatory reddening involving nearly the entire skin surface, often with scaling.
The patient presented with exfoliative erythroderma affecting more than ninety per cent of the body surface.
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.
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