Choose the most appropriate antonym out of the given options for the word (in bold) in the sentence :
He mumbled his views on the subject of discussion.
The import of what he said in his speech was perspicuous.
A prodigal person is likely to be impoverished in due course of time.
He is steadfast in his faith.
He is very curious about his neighbours.
It was a deliberate action.
Bereaved of elder brother, he was disconsolate.
He is a droll person.
(A) comically humorous
He ordered his staff to expedite the work.
Clouds are gathering in the sky indicating rainfall.
His impertinent behaviour annoyed me.
Lax laws engenders sense of impunity in offenders.
She is so naive as to believe in anyone.
He was persuaded to perjure in the court.
A precocious child possesses prodigious talent.
(A) extraordinarily marvelous
He unleashed vicious compaign to tarnish my reputation.
Current practice of endogamous marriages is crumbling now.
He has a delicate sense of smell.
There is stark discrepancy in what you preach and what you practice.
He is a person with dusky complexion.