The phrase "act competently" is correct and usable in written English.
You can use it when referring to someone performing a task or duty with skill and effectiveness.
Example: "In order to succeed in this role, you must be able to act competently under pressure."
Alternatives: "perform effectively" or "function skillfully."
The coroner, Sir John Goldring, intervened after Duckenfield had repeatedly declined to answer directly whether he had failed to act competently.
Answering questions from the House of Lords communications committee, White said that while it remained to be seen what the government would decide in its proposals of the renewal of the BBC's royal charter, the media regulator needed to act "competently and independently".
Focusing, then, on the requirements of self rule, it can be claimed that to govern oneself one must be in a position to act competently based on desires (values, conditions, etc).
He "intentionally or recklessly" failed to act competently, failed to adequately supervise the work of subordinate attorneys, and forwarded "shoddy legal memoranda regarding the definition of torture" to Rumsfeld.
These competency frameworks represent an expectation that educational programs will prepare and produce practitioners who can act competently as advocates and change agents.
It has been recognised that adoption of self-management skills (i.e. the learned ability to perform and act competently) by persons with diabetes is necessary to enable them to manage their diabetes.
"Good Boys and True," about a scandal at a prep school, is a standard-issue issue play written by Roberto andirre-Sacted and acompetentlyently by a likable cast.
"VFTL believe that many of the cuts already made could and should have been avoided had the secretary of state acted competently and provided the appropriate level of guidance and oversight to local authorities as they were forced to implement quick and drastic cuts to their services," it said in a statement.
"They value acting competently.
At a hearing, the state, represented by a career lawyer, had Gibson's former attorney testify that he had acted perfectly competently in representing Gibson.
Earthquakes and mosquitoes can be to blame for various negative outcomes, but neither can be blameworthy because neither can, as Gary Watson puts it, "act effectively and competently in moral matters" (2013a: 3322).
