Dander has 5 different meanings across 1 category:
Noun
small scales from animal skins or hair or bird feathers that can cause allergic reactions in some people
a feeling of anger and animosity
"having one's hackles or dander up"
Dandruff—scaly white dead skin flakes from the human scalp.
A cinder; (in the plural) the refuse of a furnace
To wander about.