"certain proclivity" is correct and can be used in written English.
It is most commonly used to refer to a strong and deep inclination towards something. For example, "The author shows a certain proclivity towards romantic stories."
It is expected to be a protracted struggle in a country whose traditions include fractious tribes, a certain proclivity for radical Islam and the kind of widespread poverty that can help breed extremism.
Several of the scientists interviewed admitted that they simply were not cut out to do extensional, incremental science; they bored too easily, they said, which suggests a certain proclivity toward scientific risk.
Although it certainly seems like McCollum has a certain proclivity for exhibitionism on bus benches.
And like any social media site, certain members become known for certain proclivities, which brings us to a Fetlife member known as Jilf.
"People are born with an inherent predisposition for certain proclivities; this innate potential for atypical sexualities and fetishes may or may not be expressed.
A certain "weird proclivity for intuitive math" meant, moreover, that he found the "geometric thinking" required by tennis (all those rapid trigonometric calculations) straightforward.
For people of a certain technological proclivity, this has become the new multitasking: to live simultaneously in the physical world and in their smartphones, without missing out on either.
The kind of magical nanny that, when the door swings open, might declare, in a headmistressy voice: "I hear you've been NAUGHTY" in a way that could make a good many people of a certain fetishistic proclivity become quite excited.
[cartoon id= a20409"] On his blog, Cernovich developed a theory of white-male identity politics: men were oppressed by feminism, and political correctness prevented the discussion of obvious truths, such as the criminal proclivities of certain ethnic groups.
In keeping with Wurm's tongue-in-cheek approach to formalism, and his proclivity for a certain shade of pink that democratizes his miscellany of creations, the sculpture is attired in a proper New York trench coat and its arms and head have been subsumed into a solid block of an abdomen, somewhat mirroring the hotel's own rectilinear silhouette, but also bringing to mind a giant Popsicle.
Because Ashkenazi Jews maintained and followed restrictions on intermarriage, certain gene frequencies, including a proclivity to these diseases, have remained common among sub-populations of Jews that did not marry outside their group--they were not "bred out".
