"effortless understanding" is a grammatically correct phrase and can be used in written English.
It means understanding something easily and without difficulty. Example: The professor's lecture was so clear and concise that the students had an effortless understanding of the topic.
She has such an effortless understanding of costume".
But then Sander seemed to have an effortless understanding of children.
It had everything you could have wanted in the most superior batsman, touch, timing and an effortless understanding of his own powers.
But this was not his chosen way, and he liked a quiet life with his colleagues, his natural musicianship helped by a terrific technique and an effortless understanding of style.
For me, Meatballs, despite that horrendous title, lacks the effortless understanding of the vagaries of the human heart and spectacular attention to detail of a Pixar flick, but stands head and shoulders above other recent animated fare such as Ice Age 3 or Monsters Vs Aliens.
In the review of Decapitated's debut album, Allmusic said "the band has a seemingly effortless understanding and command of... their instruments and... the songwriting is extremely solid; even in the first listen".
There should be no ecstatic moments of recognition … the most boring and long-winded writings encourage a kind of effortless non-understanding, a language in which reading itself seems perfectly (I say this in a positive way) redundant".
Everyone knew her from school - she directed the plays in grade school, would take in kids who were going through divorces, knew and loved and was not shy about hugging any of them, especially the shy ones - there was an effortless kind of understanding, an utter lack of doubt about what she was doing that put people at ease, so unlike some of the mothers, so brittle and unsure.
Contrary to speculation over the years, he "never believed that a professional writer could be BdJ – apparently effortless blog writing takes practice, and required an understanding of a new medium which not many people had at the time.
This inability to sense that we've made a mistake is the key to understanding why we generally accept our intuitive, effortless thinking at face value... after all, it's difficult for us to fix errors we can't see".
Overall, these results contribute to the understanding of automatic effects of light and brightness and effortless self-control.
