The Collaborative International Dictionary
Unsufferably
Unsufferable \Un*suf"fer*a*ble\, a.
Insufferable. [Obs.]
--Hooker. -- Un*suf"fer*a*bly, adv.
Wiktionary
unsufferably
adv. (dated form of insufferably English)
Usage examples of "unsufferably".
It was always hard to know, when she made such observations, whether her teasing was affectionate or unsufferably rude, and no one ever dared challenge her for fear of being made to look even more stupid than she had already rendered them.