Republican New Hampshire Gov. Chris Sununu appeared stunned Tuesday when he was reprimanded by Fox News host Harris Faulkner for calling former President Donald Trump a “coward.”

Sununu, a leading supporter of Nikki Haley's presidential bid, said Trump would bring “chaos” over the next four years, with Haley winning battleground states such as New Hampshire in the general election. He argued that it was possible.

Recent Suffolk University/NBC10 Boston/Boston Globe Tracking poll Trump has a 22-point lead over Haley in New Hampshire after Florida Governor Ron DeSantis withdrew from the race on Sunday.

“I'd like to see you discuss Donald Trump,” Faulkner told Sununu.

“I'd pay to have that coward on stage with someone. Any of us would want to–” he began.

“No bad name,” Mr. Faulkner interrupted.

“Please,” Sununu replied.

“We're not going to say anything bad,” the Fox News host said. (RELATED: 'You're exhausted': Nikki Haley slams ABC host over media's 'obsession' with Trump)

“No, he's a coward. I can't say I'm on the presidential campaign trail, but I'm too scared to get on the debate stage and defend the president. Come on,” Faulkner said in a commercial. We ended the segment for a break.

The four-term governor endorsed Haley a month before New Hampshire's first primary. After campaigning with several candidates in the state, he praised Haley's “ability to connect with people” and told her he was “giving it his all.”

In June, Sununu declined to run for president and subsequently announced that he would no longer seek another two-year term as governor.

The New Hampshire governor is a staunch opponent of President Trump. Said In June, he said he did not believe the former president would be a candidate. He also argued that a Trump nomination in 2024 would result in further losses for the Republican Party.

“He can't win in November.” 2024. Mathematics showed Donald Trump There's no chance of winning. He won't even beat Georgia. he proved it. Not only did he prove it; Candidates he falls behind Georgia lost the race. His message doesn't translate. A 35 percent base will work, but But he loses everyone in front of him There” Sununu told Bash.

Sununu previously said Haley would win the New Hampshire primary in a “landslide,” but later told “Meet the Press” host Kristen Welker that Haley would win in Iowa. He said he is focused on building “momentum” in the state following Trump's decisive victory.