dander vs dandruff

dander

noun
  • Dandruff—scaly white dead skin flakes from the human scalp. 

  • A cinder; (in the plural) the refuse of a furnace 

  • Hair follicles and dead skin shed from mammals. 

  • Passion, temper, anger. Usually preceded by "have" or "get" and followed by "up". 

  • Allergen particles that accumulate on and may be shed from the skin and fur of domestic animals, especially from household pets such as cats and dogs. 

verb
  • To maunder, to talk incoherently. 

  • To wander about. 

dandruff

noun
  • scaly white dead skin flakes from the human scalp; Pityriasis capitis 

verb
  • To fall or cover with white flakes, like dandruff. 

How often have the words dander and dandruff occurred in a corpus of books? (source: Google Ngram Viewer )