adv. [f. as prec. + -LY2.] In a factious manner or spirit; with a factious purpose; in the interest of a faction.
1591. Percivall, Sp. Dict., Vanderizamente, factiously.
1637. Gillespie, Eng.-Pop. Cerem., III. viii. 123. Why did they carry matters so factiously and violently?
1693. Apol. Clergy Scot., 47. They have stubbornly and factiously Conspired against the Apostolical Hierarchy.
1796. Burke, Regic. Peace, iii. Wks. 1802, IV. 509. The opposition, whether patriotically or factiously, contending that [etc.].