SHAMEFACEDLY
shamefacedly
(adverb) in a shamefaced manner; “quarrels and dissensions ensued among the cast, most of whom hurriedly and shamefacedly handed over their parts to understudies”
Source: WordNet® 3.1
Etymology
Adverb
shamefacedly (comparative more shamefacedly, superlative most shamefacedly)
In a shamefaced manner.
Source: Wiktionary
SHAMEFACED
Shame"faced`, a. Etym: [For shamefast; AS. scamf. See Shame, n., and
Fast firm.]
Definition: Easily confused or put out of countenance; diffident; bashful;
modest.
Your shamefaced virtue shunned the people's prise. Dryden.
Note: Shamefaced was once shamefast, shamefacedness was
shamefastness, like steadfast and steadfastness; but the ordinary
manifestations of shame being by the face, have brought it to its
present orthography. Trench.
– Shame"faced, adv.
– Shame"faced`ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition