"intentional manner" is correct and usable in written English.
It can be used to describe the way in which someone does something deliberately or with a specific purpose in mind. Example: She spoke with an intentional manner, choosing her words carefully and clearly conveying her thoughts to the audience.
I returned in a measured and intentional manner, but the experience itself was emotionally unbound.
Having self-awareness allows an individual to prioritize his or her own needs, ask for help, cut losses, and build upon strengths in an intentional manner.
One way to do this is to develop the agility muscles in the organization early so that when it is time to adapt to significant changes, it can be done in a more thoughtful and intentional manner.
Approaching your day in an intentional manner keeps you in the role of director in your life.
Many people are not wearing the pin in an intentional manner, but because others they know, like, and respect are putting on the pin.
Despite her age, Maggie is a formidable marksman, as seen in "Who Shot Mr. Burns?" where she shoots Mr. Burns with a handgun that falls into her hands, and in a more intentional manner during "Poppa's Got a Brand New Badge" where she is able to non-fatally shoot a group of mobsters in rapid succession with a rifle that she apparently hides in her crib.
Now all targeted hits to the head are illegal if they are made in an intentional or reckless manner.
"In the case of the non payment of tax the massive extent of the failure and the intentional and calculated manner in which it was carried out aggravated the breach even further".
"In the case of the non-payment of tax (which was possibly by the smallest margin the most serious breach) the massive extent of the failure, and the intentional and calculated manner in which it was carried out, aggravated the breach even further".
In 2011 UWD launched the Queer Undocumented Immigrant Project (QUIP) to bring the LGBTQ and immigrant rights communities to the table in an intentional and strategic manner.
These theories try to explain, through the conceptions and mechanisms of factors, how humans intend to behave in intentional or unintentional manners.
