falter -
To lose strength or momentum; to weaken or stumble; to hesitate in action, purpose, or speech.
Her voice began to falter as she delivered the emotional speech.
verb
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gnaw -
To cause continual distress or discomfort, often in a mental or emotional sense.
Doubts about her decision started to gnaw at her, making it hard to focus.
adjective
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frenetic -
Fast and energetic in a rather wild and uncontrolled way
Every James Bond movie features a frenetic car chase that has the audience on the edge of their seats.
noun
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tenterhooks -
Waiting nervously for something to happen.
After the weeklong trial, we were on tenterhooks waiting for the jury to give its verdict.
adjective
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stickler -
Someone who is very particular or fussy about a specific thing.
She spends a lot of time cleaning the house, because she's a stickler for neatness and cleanliness.
noun
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frenzy -
Wild, extreme, and uncontrolled behavior or mental agitation
Saigon was in a frenzy of chaotic activity at the end of April 1975 as the Viet Cong entered the city and the last Americans left by helicopter.
adjective
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unnerving -
Disturbing or upsetting in a way that makes someone feel anxious or afraid, sometimes leading to a loss of courage, confidence, or composure.
It was an unnerving experience walking alone in the empty and unused area under the highway.
adjective
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frantic -
Wild or distraught with fear, anxiety, or other emotion
Between his two jobs and high debts, Randy was always frantic about how to deal with his life.
adjective
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fidgety -
Being restless, impatient, and uneasy, and making small bodily movement that reveals that condition.
At first the criminal appeared confident under questioning, but as the hours passed, he started losing his cool and became fidgety.
adjective
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amok -
to be out of control and act in a wild or dangerous manner
After Mendel saw the drunken peasants running amok destroying his little village, he knew it was time to leave Russia and go to America.
adjective
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perturbed -
Feeling unsettled, anxious, or troubled due to confusion, concern, or disruption.
She was visibly perturbed when she found out her flight had been canceled at the last minute.
adjective
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touchy -
Easily offended or sensitive to criticism or comments.
Be careful what you say—he’s really touchy about his artwork.
