TOLERABLY
acceptably, tolerably, so-so
(adverb) in an acceptable (but not outstanding) manner; “she plays tennis tolerably”
Source: WordNet® 3.1
Etymology
Adverb
tolerably (comparative more tolerably, superlative most tolerably)
In a tolerable manner; to an extent that can be tolerated.
(dated) Reasonably; acceptably; somewhat.
Source: Wiktionary
TOLERABLE
Tol"er*a*ble, a. Etym: [L. tolerabilis: cf. F. tolérable. See
Tolerate.]
1. Capable of being borne or endured; supportable, either physically
or mentally.
As may affect tionearth with cold and heat Scarce tolerable. Milton.
2. Moderately good or agreeable; not contemptible; not very excellent
or pleasing, but such as can be borne or received without disgust,
resentment, or opposition; passable; as, a tolerable administration;
a tolerable entertainment; a tolerable translation. Dryden.
– Tol"er*a*ble*ness, n.
– Tol"er*a*bly, adv.
Source: Webster’s Unabridged Dictionary 1913 Edition