linguist vs transcriber

linguist and transcriber both are nouns.

Word	Noun	Adjective	Verb	Adverb
linguist	Yes	No	No	No
transcriber	Yes	No	No	No

As nouns, transcriber is a hyponym of linguist; that is, transcriber is a word with a more specific, narrower meaning than linguist:

linguist: a person who speaks more than one language
transcriber: a person who translates written messages from one language to another

Other hyponyms of linguist include bilingual, bilingualist, translator.

linguist (noun)	transcriber (noun)
a person who speaks more than one language	someone who makes a written version of spoken material
a specialist in linguistics	someone who represents the sounds of speech in phonetic notation
	a musician who adapts a composition for particular voices or instruments or for another style of performance
	a person who translates written messages from one language to another
	someone who rewrites in a different script