ergonomics vs bioengineering

ergonomics and bioengineering both are nouns.

Word	Noun	Adjective	Verb	Adverb
ergonomics	Yes	No	No	No
bioengineering	Yes	No	No	No

As nouns, ergonomics and bioengineering are synonyms defined as:

ergonomics and bioengineering: the branch of engineering science in which biological science is used to study the relation between workers and their environments

Other synonyms of ergonomics include biotechnology.

ergonomics (noun)	bioengineering (noun)
the branch of engineering science in which biological science is used to study the relation between workers and their environments	the branch of engineering science in which biological science is used to study the relation between workers and their environments