To struggle
harmful
chairwoman, chairman
withdraw
to live up to something
profitable
withhold information
trial
blindness
to try very hard to do, achieve, or deal with something that is difficult or that causes problems
causing or capable of causing damage
The person leading a board of directors or a meeting.
bringing in money
the condition of being unable to see
tests, specially of medication
take out
to not reveal information
to do what you promised, or to do what was expected.