Meaning : In an acceptable (but not outstanding) manner.
Example :
She plays tennis tolerably.
Synonyms : acceptably, tolerably
To an unacceptable degree.
The percentage of lead in our drinking water is unacceptably high.Meaning : Being neither good nor bad.
Example :
An indifferent performance.
A gifted painter but an indifferent actor.
Her work at the office is passable.
A so-so golfer.
Feeling only so-so.
Prepared a tolerable dinner.
A tolerable working knowledge of French.
Synonyms : indifferent
So-so meaning in Bengali (Bangla).