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Related to falter: momentum

falter in (something)

To waver or fail in regard to something. Hey, I was always faithful to Ron—I never faltered in my wedding vows!
See also: falter
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

falter in something

to fail in doing something; to exhibit a lack of something, such as faith, loyalty, perseverance, etc. He did not falter in his effort to see the project through to the end. I promised not to falter in my loyalty.
See also: falter
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
As for antisemitism in the Labour Party, could I suggest that Mr Falter directs his attentions to those who make most of the allegations, they are the real antisemites; they use antisemitism as a vehicle to reach their own ends.
His latest book, Falter, sounds a more dire note as political solutions seem distant and social fabrics across the world buckle under the strain.
Mr Falter added: "In a very British way Britons have been rejecting prejudice."
A senior official in Myanmar has said that banking ties between India and the country has faltered.
"Within 30 minutes, we had 200 different opinions," said Kelsey Falter, Poptip founder.
Falter said an update of the Cornwall Avenue location was overdue, but the cinema couldn't afford to shut down long enough to change out the seats and revamp until the new theater was up and running.
Fewer apartments in Manhattan and Brooklyn were absorbed in September than in the previous 12 months, according to third quarter residential market data, a slowdown in sales that has caused the city's stock of available properties to swell and prices to falter.
Advice from a meditation teacher for those who may be starting to falter in their New Year's resolutions or for those already gearing up for their lenten ones:
In another example, if reading scores falter one yea', she encourages administrators to ask questions.
Tookate says it was also very important and noteworthy that the Attawapiskat First Nation stayed true to their beliefs and did not falter by giving up their own rights.
The best-laid plans can falter, and the huge disappointment of having to bail mid-race is something many first-time marathoners confront.
We were struck with the letter about John Falter from Ora Gilligan Rooney in the Sept./Oct.
When you walk a straight line or grab an object for support, your balance and aim falter. "I reached for a bag on the floor and missed it by a few inches," says 14-year-old Carin Bayer.
PSEi plunges as US-China trade talks falter !-- -- Iris Gonzales (The Philippine Star) - May 7, 2019 - 12:00am MANILA, Philippines The Philippine Stock Exchange opened the week in the negative zone, plunging by 105.68 points, to close at 7,862.30 as trade talks between the US and China faltered.
The Batavia picture was drawn by artist John Falter, whose work was featured on Post covers 129 times from 1943 to 1971.