Sentence:  Negotiations to acquire a fine <WSD>tusker</WSD> from one young partner in another village fell through; so on the eve of the actual feast, Songi humiliated him by asking him to come to the feast as if he were the rival chief, the guest of honor. The man was deeply shamed by the invitation since he could not possibly reciprocate, and he had to send the <WSD>tusker</WSD> itself as payment for the invitation gifts. 
Meaning of the word marked with <WSD> tags:  An animal, such as a bull elephant or a boar, with large tusks.