choker vs neck ruff

choker and neck ruff both are nouns.

Word	Noun	Adjective	Verb	Adverb
choker	Yes	No	No	No
neck ruff	Yes	No	No	No

As nouns, choker and neck ruff are synonyms defined as:

Other synonyms of choker include ruff, ruffle.

choker (noun)	neck ruff (noun)
a high tight collar	a high tight collar
necklace that fits tightly around a woman's neck
someone who kills by strangling
an unfortunate person who is unable to perform effectively because of nervous tension or agitation