contend
verb.
maintain or assert
He contended that Communism had no future
Synonym: postulate
verb.
have an argument about something
Synonym: argue, debate, fence
verb.
to make the subject of dispute, contention, or litigation
They contested the outcome of the race
Synonym: contest, repugn
verb.
succeed in doing, achieving, or producing (something) with the limited or inadequate means available
We got by on just a gallon of gas|They made do on half a loaf of bread every day
verb.
compete for something; engage in a contest; measure oneself against others
Synonym: compete, vie
verb.
be engaged in a fight; carry on a fight
the tribesmen fought each other|Siblings are always fighting|Militant groups are contending for control of the country
Synonym: struggle, fight