choker vs collar

choker and collar both are nouns.

Word	Noun	Adjective	Verb	Adverb
choker	Yes	No	No	No
collar	Yes	No	Yes	No

As nouns, collar is a hypernym of choker; that is, collar is a word with a broader meaning than choker:

Other hypernyms of choker include neckband.

As nouns, choker and collar are synonyms defined as:

Other synonyms of choker include dog collar, neckband.

choker (noun)	collar (noun)
a high tight collar	the act of apprehending (especially apprehending a criminal)
necklace that fits tightly around a woman's neck	a figurative restraint
someone who kills by strangling	a band that fits around the neck and is usually folded over
an unfortunate person who is unable to perform effectively because of nervous tension or agitation	necklace that fits tightly around a woman's neck
	a band of leather or rope that is placed around an animal's neck as a harness or to identify it
	the stitching that forms the rim of a shoe or boot
	a short ring fastened over a rod or shaft to limit, guide, or secure a machine part
	anything worn or placed about the neck
	(zoology) an encircling band or marking around the neck of any animal