niggling

• 形容令人烦恼却微不足道、持续纠缠的小事、疑虑或问题，使人无法摆脱。

Describes a minor but persistent worry, doubt, or problem that continues to bother someone.

1. Minor but persistentB2informal

   Describes a small, often annoying issue or worry that continues to bother you.

   琐碎而恼人的

   • He had a niggling doubt about the plan.
   • There was a niggling pain in her back all day.
   • A niggling feeling told him he had forgotten something important.

   同义词bothersomeirksomenaggingvexingworrying

   反义词importantmajorserioussignificantweighty

• 动词，表示使人感到轻微但持续的烦恼、不适或不安，或指对小事故意挑剔、找茬。

A verb used to express the act of causing slight but persistent annoyance, discomfort, or worry, or to find fault with trivial matters.

1. Worry unnecessarilyC1informalbritish

   To cause slight but persistent worry or discomfort, often about minor details.

   为琐事烦恼

   • A small doubt niggled at the back of his mind.
   • She niggled over the wording of the email for hours.
   • The thought that he might have forgotten something niggled him all day.

   同义词annoybotherfretgnawirritatenagrankletroubleworry

   反义词comfortreassure

2. Argue over petty thingsC1informalbritish

   To find fault or argue about trivial matters.

   吹毛求疵

   • They spent the whole meeting niggling about the budget for office supplies.
   • Stop niggling over who gets the bigger slice of cake.
   • He tends to niggle about minor grammatical errors in casual conversation.

   同义词bickercarpcavilfussnitpickquibblesquabble

   反义词agreeconcede