biology vs specialisation

biology and specialisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
biology	Yes	No	No	No
specialisation	Yes	No	No	No

biology (noun)	specialisation (noun)
the science that studies living organisms	the special line of work you have adopted as your career
all the plant and animal life of a particular region	the act of specializing; making something suitable for a special purpose
characteristic life processes and phenomena of living organisms	(biology) the structural adaptation of some body part for a particular function