contend - Dictionary definition and meaning for word contend
contend...sounds very similar to content....when the content of your essay is not good, you have less chances of COMPETEING WITH the other's essay.
U have less content to support ur point means u r highly unlikely to CONTEND(COMPETE)
To increase the content of the argument - that is to support it
contend...sounds very similar to content or contest....when the content of ur DEBATE is not good, u will STRUGGLE to COMPETE, and u wont be able to STATE STRONGLY your points.
contend from contender who is a competitor so contend is to compete and struggle to achieve something