The phrase "a certain knack" is correct and usable in written English.
It can be used to describe a particular talent or skill that someone has for doing something well.
Example: "She has a certain knack for making people feel comfortable in any situation."
Alternatives: "a special talent" or "an innate ability".
But ghosts do have a certain knack for looming without ever arriving at their destination.
To be wise is to have a certain knack or skill, one born from experience.
What's more, she has demonstrated a certain knack for skewering the foibles of the contemporary art world in her pieces, mostly videotapes of performances that hilariously depict her lampooning the bloated lingo of much art critique; the egomaniacal ravings of artists who believe their own fawning press; and the orgiastic cult of museum worshipers.
We have a certain knack for dramatic endings".
Incremental View About Students' Abilities in Math (n = 3) Even if students don't initially possess a certain "knack" for math they can develop their math ability.
There's a certain knack to slashing someone with a cigarette filter.
Some observers, including Muro, have pointed to a certain cultural knack for salesmanship and entrepreneurship among Mormons, who make up two-thirds of the state's population.
While perhaps a little less dramatic than "if it ain't broke, don't fix it," BioWare, Hudson said, absolutely realizes that it has a knack for a certain type of game.
A girl with a certain open-eyed, owlish look, good posture, a knack for the Rubik's Cube.
I also respect his knack for putting his finger on a certain kind of sentimentality that is readily identified by baby-boomers (especially Americans).
He has a knack, in his best work, for distilling a certain future-shock chill in the air.
