seborrhoea
C2CEFR level
82/100Rarity: very rare
TechnicalRegister
Excessive secretion of sebum from the sebaceous glands, giving the skin an oily appearance.
Marked facial seborrhoea often accompanies the greasy scaling of seborrhoeic dermatitis.
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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