litigious

a. [ L. litigiosus, fr. litigium dispute, quarrel, fr. litigare: cf. F. litigieux. See Litigation. ] 1. Inclined to initiate lawsuits; given to the practice of contending in law; fond of litigation. “ A pettifogging attorney or a litigious client.” Macaulay. [ 1913 Webster ]

Soldiers find wars, and lawyers find out still
Litigious men, who quarrels move. Donne. [ 1913 Webster ]

2. Hence: Quarrelsome; contentious; argumentative. [ 1913 Webster ]

3. Subject to contention; disputable; controvertible; debatable; doubtful; precarious. Shak. [ 1913 Webster ]

No fences, parted fields, nor marks, nor bounds,
Distinguished acres of litigious grounds. Dryden. [ 1913 Webster ]

4. Of or pertaining to legal disputes. [ 1913 Webster ]

Nor brothers cite to the litigious bar. Young. [ 1913 Webster ]

adv. In a litigious manner. [ 1913 Webster ]