The phrase "a certain affection" is correct and usable in written English.
It can be used to describe a specific but not fully defined feeling of fondness or love towards someone or something.
Example: "She spoke of him with a certain affection that suggested a deeper connection."
Alternatives: "a particular fondness" or "a specific love".
At the very least you have to feel a certain affection for crowds.
IF NO-ONE will miss Saddam Hussein, his information minister will be recalled with a certain affection.
It's a lost era that you can't help having a certain affection for, even if you disapprove politically".
Now, though, as the dinosaurs of rock gradually disappear, there's a certain affection for his magnificently preposterous persona.
Even if he's a buffoon, there's still a certain affection in this portrait — and it may be because Mr. Honeywell intimately knows whom he's sending up.
And its humor, designed not for laughs but for empathetic response, betrays a certain affection for our manic mode of going places and rushing to get there.
The magical creature who grants the wishes here is mischievous and unpredictable, but not without a certain redeeming affection for the waitress.
Gulliver's Travels was customized to make room for Jack Black.Actually, I have a certain grudging affection for all of these follies.
CASSANDRA is, like many even most of his fellow Brits, a determined secularist, yet he cannot help feeling a certain amused affection for an Anglican institution he abandoned decades ago.
In any case, by the third act, with the musical qualities now mostly in place, this admirer of the Zeffirelli production, which was not without quirks of its own, had also developed a certain grudging affection for Mr. Bondy's staging.
To kick the elephant in the room squarely up its arse, I have a certain lingering affection for Peter Molyneux – the ex-Microsoft, ex-Lionhead chap behind the strategy sim Godus, which has failed to meet key development goals despite hundreds of thousands of pounds of consumer investment.
