ˈfändlē, -li adverb
Etymology: Middle English fonnedly, fondly, from fonned, fond foolish + -ly — more at fond
1. archaic : foolishly
make him speak fondly like a frantic man — Shakespeare
2. : in a fond manner : affectionately , tenderly
he was often spoken of fondly as “the old man”
3. : in a willingly credulous manner
the result was not what we fondly hoped