biology vs affinity

biology and affinity both are nouns.

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

biology (noun)	affinity (noun)
the science that studies living organisms	inherent resemblance between persons or things
all the plant and animal life of a particular region	a natural attraction or feeling of kinship
characteristic life processes and phenomena of living organisms	the force attracting atoms to each other and binding them together in a molecule
	(immunology) the attraction between an antigen and an antibody
	(anthropology) kinship by marriage or adoption; not a blood relationship
	(biology) state of relationship between organisms or groups of organisms resulting in resemblance in structure or structural parts
	a close connection marked by community of interests or similarity in nature or character