The phrase "allow him to talk" is correct and usable in written English.
You can use it when giving permission for someone to speak or express their thoughts in a conversation or discussion.
Example: "During the meeting, it is important to allow him to talk so that he can share his valuable insights."
Alternatives: "let him speak" or "permit him to express himself."
Dr. Najarian, who sold his clinic in 2010, said Vivus would not allow him to talk about his experience treating patients with phentermine and topiramate.
But with Moffat's critically-acclaimed Sherlock just off our screens and recommissioned for a second series, will people allow him to talk about anything else?
The mayor's trip to Skagit River was intended to give him a firsthand view of the situation, and allow him to talk with the people who live and work at Newhalem, along the river.
Minaya, bound by tampering rules that do not allow him to talk about a player who is not officially a member of the Mets, could not comply with their wishes but spoke generally about the team's pitching plans.
The creator of the original TV show, a former pilot from El Paso called Gene Roddenberry, wanted something that would allow him "to talk about love, war, nature, God, sex", but which the censors would pass "because it all seemed so make-believe".
He has adeptly framed himself as less partisan than other politicians, and his speaking skills can inspire Americans as well as allow him to talk over the opposition and directly to them.
He had an unusual gift for empathy, according to his friends and colleagues, and that allowed him to talk to people without seeming to pass judgment.
A team also relies on its director of player programs, who usually has office near the locker room, allowing him to talk to players daily.
For this reason, McGahn secured an ethics waiver that allows him to talk to his old firm when its clients have business before the U.S. government.
Given this, I employed a strategy in which I asked questions about the most pressing issues of his presidency and then allowed him to talk.
There was a time when the fighter managed and promoted himself, which allowed him to talk about Audley Harrison from a whole variety of different angles.
