in a stupid manner; "he had so rapaciously desired and so
obtusely expected to find her alone" Synonym(s):dumbly, densely, obtusely
in a concentrated manner; "old houses are often so densely packed that perhaps three or four have to be demolished for every new one built"; "a thickly populated area" Synonym(s):densely, thickly Antonym(s):thinly
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Densely \Dense"ly\, adv.
In a dense, compact manner.