To an uncommon degree, unusually or extremely(adverb)
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Use "uncommonly" in a sentence
"But the singular old man with the lank red face seemed to think uncommonly little of the short words."
"Be that as it may, I lost an immensity of money, and it was my pride to lose with as much gaiety as any body else could win; so I was, or appeared to be, in uncommonly high spirits, and Lawless had his share of my good humour."
"The daughters are described as uncommonly beautiful, intelligent, sprightly, and agreeable."