Lewis & Short

* vĭtĭlītĭgo, āre, v. n. [vitium-litigo], to quarrel disgracefully, to brawl, wrangle to abuse, calumniate: scio ego, quae scripta sunt, si palam proferantur, multos fore qui vitilitigent, Cato ap. Plin. praef. § 30; cf. vitilitigator.