gnawingly

/ˈnɔːɪŋli/
adverb
  1. In a way that causes persistent, nagging worry, discomfort, or irritation.
    • The problem gnawingly persisted in the back of his mind all day.
    • The silence in the house was gnawingly uncomfortable after the argument.
    • She felt a gnawingly familiar sense of doubt as she opened the letter.
Antonyms
What does "gnawingly" mean? | whatsthatwordmean | whatsthatwordmean