agonizingly
adverb
Meaning
In a manner that causes extreme physical or mental pain, or in a way that is painfully slow or tedious.
Examples
- The rescue team moved agonizingly through the thick, tangled forest to reach the trapped hikers.
- She waited agonizingly for the phone to ring, fearing the news she might receive.
Synonyms: slowly, painfully, torturously, excruciatingly