IMPORTUNATELY
beseechingly, importunately, imploringly, pleadingly, entreatingly
(adverb) in a beseeching manner; “‘You must help me,’ she said imploringly”
Source: WordNet® 3.1
Etymology
Adverb
importunately (comparative more importunately, superlative most importunately)
In an importunate manner; with persistent or urgent solicitation.
Source: Wiktionary
IMPORTUNATE
Im*por"tu*nate, a. Etym: [See Importune.]
1. Troublesomely urgent; unreasonably solicitous; overpressing in
request or demand; urgent; teasing; as, an impotunate petitioner,
curiosity. Whewell.
2. Hard to be borne; unendurable. [R.] Donne.
– Im*por"tu*nate*ly, adv.
– Im*por"tu*nate*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition