<p><strong>Noun</strong></p><ul><li>A natural liking for or attraction to a person, thing, idea, etc.</li><li>A person, thing, idea, etc., for which such a natural liking or attraction is felt.</li><li>Relationship by marriage or by ties other than those of blood (consanguinity).</li><li>Inherent likeness or agreement; close resemblance or connection.</li><li>Biology: the phylogenetic relationship between two organisms or groups of organisms resulting in a resemblance in general plan or structure, or in the essential structural parts.</li><li>Chemistry: the force by which atoms are held together in chemical compounds.</li></ul><p><strong>Adjective</strong></p><ul><li>Of or relating to persons who share the same interests: to arrange charter flights for opera lovers and other affinity groups.</li></ul><p><strong>End of Response</strong></p>