Select the option that can be used as a one-word substitute for the given group of words.

Something happening in three years

Direction: In the following question, out of the four alternatives, choose the one which can be substituted for the given sentence.

Objects which move around its planet-

Select the option that can be used as a one-word substitute for the given group of words.

Made in imitation so as to be passed off fraudulently as genuine

Direction: In the following question, out of the four alternatives, choose the one which can be substituted for the given sentence.

The area of medicine that deals with disease of old age-

Select the option that can be used as a one-word substitute for the given group of words.
 Unable to speak distinctly or express oneself clearly

Direction: In the following question, out of the four alternatives, choose the one which can be substituted for the given sentence.

One who is recovering from illness_

Direction: In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To sell (stocks or other securities or commodities) in advance of acquiring them, with the aim of making a profit when the price falls.

Select the most appropriate one-word substitution for the given words.

A close-fitting cover for a sword