Which of the following is OPPOSITE in meaning of the word 'grieve'

Choose the exact opposite of the underlined from the options : MORTAL

One word has been misspelt. find the misspelt word.

Will you lend me few rupees in this hour of need

No sooner he had returned home then his mother felt happy.

Choose the word which can be substituted.

The custom of having more than one husband at the same time.