insufferably
Definitions
In a manner that is too extreme or unpleasant to bear.
To a degree that is excessively arrogant, annoying, or conceited.
Examples
He was insufferably arrogant during the meeting, constantly interrupting his colleagues to showcase his own ideas.
The weather in the valley became insufferably hot by midday, forcing everyone to seek shelter indoors.
She found his constant complaining about the minor inconveniences to be insufferably tedious.
Synonyms
intolerably unbearably excessively exceedingly extremely outrageously dreadfully
Antonyms
tolerably bearably moderately pleasantly agreeably endurably reasonably