Archaic or literary term for cheese; in modern Japanese, チーズ is used almost exclusively. May appear in historical texts or as a technical term in food science.
乾酪 is seen in old documents as a word for cheese.
casein
Compound of 乾 (kan, 'dry') and 酪 (raku, 'dairy product'), literally 'dried dairy product'. The exact historical derivation is uncertain; it is a kanji term for cheese that predates the widespread use of the loanword チーズ.