pursue to a conclusion or bring to a successful issue; "Did he go through with the treatment?"; "He implemented a new economic plan"; "She followed up his recommendations with a written proposal"
carry a stroke to natural completion after hitting or releasing a ball
maintain or assert; "He contended that Communism had no future"
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"