Sentence:  From the ground, Colombo's port does not look like much....  But viewed from high up in one of the growing number of skyscrapers in Sri Lanka's capital, it is clear that something extraordinary is happening: China is creating a shipping hub just 200 miles from India's southern <WSD>tip</WSD>. 
Meaning of the word marked with <WSD> tags:  The extreme end of something, especially when pointed; e.g. the sharp end of a pencil. (From 15th c.)