angioedema
C2CEFR level
80/100Rarity: very rare
TechnicalRegister
A deep, transient swelling of the dermis and subcutaneous tissue, often affecting the lips, eyelids or airway.
Rapid periorbital angioedema after the antibiotic dose demanded immediate assessment of the airway.
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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