v. contend against an opponent in a sport, game, or battle; "Princeton plays Yale this weekend"; "Charlie likes to play Mary"

v. accept as a challenge; "I'll tackle this difficult task"

v. admit into a group or community; "accept students for graduate study"; "We'll have to vote on whether or not to admit a new member"

v. take on titles, offices, duties, responsibilities; "When will the new President assume office?"

v. accept as a challenge; "I'll tackle this difficult task"