III. Arrange the following words in antonymic pairs. East, favourable, narrow, rich, comfortable, fertile, positive, natural, south,
plains, short, land, different, horizontal, deciduous, curative, considerable, varied.
Poor, morbific, wide, artificial, west, mountains, unfavourable, long, sea, similar,
infertile, vertical, north, pine, inconsiderable, uniform, uncomfortable, negative.