Visible offshoots of the trails of ink written on overly absorbent paper.
Plumage.
The fitting of feathers to arrows.
A feathered texture.
An arrangement of small arcs or foils separated by projecting cusps, frequently forming the feather-like ornament on the inner mouldings of arches.
A fountain pen that has a thin hollow tube or needle instead of a nib, and which releases ink when pressed against the paper.