Affinity

affiniteetti

(chemistry: attraction between atoms)

affiniteetti

(medicine: attraction between an antibody and an antigen)

lankous

(family relationship through marriage of a relative (e.g. sister-in-law), as opposed to consanguinity)

mieltymys

(romantic relationship)

sukulainen

(kinsman or kinswoman of such relationship)

viehtymys

(passionate love for something)