Accountable, a.
1. Liable to be called on to render an account; answerable; as, every man is accountable to God for his conduct.
2. Capable of being accounted for; explicable. [R.] True religion . . . intelligible, rational, and accountable, -- not a burden but a privilege. B. Whichcote.
Syn. -- Amenable; responsible; liable; answerable.
Shades of meaning
Fernald lists accountable only as an antonym, under absolute.
He lists it without comment; the entries above explain its neighbors.
Synonyms
none given