quill feather vs pinion

quill feather and pinion both are nouns.

Word	Noun	Adjective	Verb	Adverb
quill feather	Yes	No	No	No
pinion	Yes	No	Yes	No

As nouns, quill feather and pinion are synonyms defined as:

quill feather and pinion: any of the larger wing or tail feathers of a bird

Other synonyms of quill feather include flight feather, quill.

quill feather (noun)	pinion (noun)
any of the larger wing or tail feathers of a bird	wing of a bird
	any of the larger wing or tail feathers of a bird
	a gear with a small number of teeth designed to mesh with a larger wheel or rack

quill feather (verb)	pinion (verb)
	cut the wings off (of birds)
	bind the arms of