Late 15th century (in an earlier sense). Perhaps from needy + -ly, or perhaps originally a variant of needly with raising of the medial vowel in trisyllabic forms.
Definition of needily in US English:
needily
adverbˈniːdɪli
rare
In a needy fashion.
Origin
Late 15th century (in an earlier sense). Perhaps from needy + -ly, or perhaps originally a variant of needly with raising of the medial vowel in trisyllabic forms.