vocal cord vs plica vocalis

vocal cord and plica vocalis both are nouns.

Word	Noun	Adjective	Verb	Adverb
vocal cord	Yes	No	No	No
plica vocalis	Yes	No	No	No

As nouns, vocal cord and plica vocalis are synonyms defined as:

vocal cord and plica vocalis: either of two pairs of folds of mucous membrane projecting into the larynx

Other synonyms of vocal cord include vocal band, vocal fold.

vocal cord (noun)	plica vocalis (noun)
either of two pairs of folds of mucous membrane projecting into the larynx	either of two pairs of folds of mucous membrane projecting into the larynx