The phrase "a certain affinity with" is correct and usable in written English.
It can be used to express a specific connection or similarity between two things or people.
Example: "She has a certain affinity with nature, often spending her weekends hiking in the mountains."
Alternatives: "a particular connection to" or "a special bond with".
So he feels a certain affinity with men such as Chambers?
I feel a certain affinity with him in his last line in the play - 'The strongest is he who is most alone'.
"People [here] felt a certain affinity with the blues, music which added a bit of colour to grey life," Altham continues.
Unusual for a foreign activist in a conflict where battle lines are often starkly drawn, Ms. Henochowicz says she feels a certain affinity with both sides.
It may range from getting into a small community and winning the trust of the subjects over a number of visits; but it could also come from walking in the mountains and feeling a certain affinity with the landscape.
Interestingly, though we're not told this, Alessandria is also Eco's own birthplace, which might suggest a certain affinity with his hero, whose two main characteristics, repeatedly stressed, are a magical ability to pick up foreign languages and a compulsive urge to tell lies (most of them, be it noted, comparatively harmless fantasies).
In the thymic cortex, only thymocytes bearing a TCR with a certain affinity for peptide/MHC complexes presented by cortical thymic epithelial cells (cTEC) survive.
The most widely used substances for the stabilization of metal nanoparticles are ligands and polymers, specially natural or synthetic polymers with a certain affinity towards metals, which are soluble in suitable solvents (Hirai et al. 1985).
It is believed that the most likely route for oxidative damage to DNA caused by a Fenton type reaction involving Fe(II) is for the ferrous ion to bind to the deoxyribose molecule with a certain affinity and then induce site-specific damage.
Its pictures of low life are perhaps the most notable things of their kind in English poetry between John Skelton and George Crabbe, with both of whom Butler has a certain affinity.
