Result from Foreign Dictionaries (2 entries found)
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Diffidently \Dif"fi*dent*ly\, adv.
In a diffident manner.
[1913 Webster]
To stand diffidently against each other with their
thoughts in battle array. --Hobbes.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
diffidently
adv 1: in a diffident manner; "`Oh, well,' he shrugged
diffidently, `I like the work.'"