1. (a.) Equal to the end proposed; adequate to wants; enough; ample; competent; as, provision sufficient for the family; an army sufficient to defend the country.

2. (a.) Possessing adequate talents or accomplishments; of competent power or ability; qualified; fit.

3. (a.) Capable of meeting obligations; responsible.

4. (a.) Self-sufficient; self-satisfied; content.

OK acceptable adequacy adequate admissible agreeable all right ample authoritative barely sufficient better than nothing binding cogent comfortable commensurable commensurate common competence competent consistent corresponding decent due enough equal to fair fair to middling fairish fit good good enough goodish just lawful legal legitimate logical minimal minimum moderate not amiss not bad not half bad not so bad okay passable pleasing plenteous plentiful plenty plenty good enough presentable pretty good proportionable proportionate respectable satisfactory satisfying self-consistent solid sound substantial sufficiency sufficient for sufficing suitable tidy tolerable unexceptionable unexceptional unobjectionable up to valid weighty well-founded well-grounded workmanlike