ACCEPTABLY
acceptably, tolerably, so-so
(adverb) in an acceptable (but not outstanding) manner; “she plays tennis tolerably”
Source: WordNet® 3.1
Etymology
Adverb
acceptably (comparative more acceptably, superlative most acceptably)
In an acceptable manner; in a manner to please or give satisfaction.
To an acceptable degree.
Source: Wiktionary
Ac*cept"a*bly, adv.
Definition: In an acceptable manner; in a manner to please or give
satisfaction.
ACCEPTABLE
Ac*cept"a*ble, a. Etym: [F. acceptable, L. acceptabilis, fr.
acceptare.]
Definition: Capable, worthy, or sure of being accepted or received with
pleasure; pleasing to a receiver; gratifying; agreeable; welcome; as,
an acceptable present, one acceptable to us.
Source: Webster’s Unabridged Dictionary 1913 Edition