feathering

noun5

1. •
   Plumage.
2. •
   A feathered texture.
3. •
   The fitting of feathers to arrows.
4. •
   An arrangement of small arcs or foils separated by projecting cusps, frequently forming the feather-like ornament on the inner mouldings of arches.
5. •
   Visible offshoots of the trails of ink written on overly absorbent paper.