'Familiarly' definitions:

Definition of 'familiarly'

(from WordNet)
adverb
In an intimately familiar manner; "Sid, as he was familiarly known by his friends, was one of the most respected and devoted members of the socialist minority group"

Definition of 'Familiarly'

From: GCIDE
  • Familiarly \Fa"mil"iar*ly\, adv. In a familiar manner. [1913 Webster]