Agonizingly - English meaning

adverb

So as to cause great physical or mental pain.

Usage examples:

Progress proved agonizingly slow

adverb

In a way that causes extreme physical or mental pain

Usage examples:

My knee was agonizingly painful., agonizingly hard decisions must be made.

adverb

Extremely, in a way that is annoying or upsetting

Usage examples:

Twice he's come agonizingly close to winning the race., this is an agonizingly slow wifi connection.