plural of contour feather

(ornithology) Any feather possessing a central shaft (rachis), usually with vanes composed of barbs.

plural of flight feather

(ornithology) Any asymmetrical feather of the wing or tail of a bird.

(litotes) A laudable triumph of great difficulty; no small feat.

Intentionally-implemented functionality of a product or service (typically technology) which hinders or disadvantages the user, and which the seller may charge users to not include.

plural of feather bed

plural of feather duster

(idiomatic) A presence that mars one's enjoyment by causing guilt or reviving unwelcome memories.

Alternative spelling of spectre at the feast