from covin (from Old French covin, couvin, cuvin masc., more usually covine, couvine, -yne, covaine, couvaine, sometimes convine, -vigne fem.:—late Latin convenium (in Du Cange, of date 1218, ‘in eodem pacto et convenio’), and its plural convenia, or fem. n. of same form; from convena one who comes together with others, from convenīre to come together, convene.) + -ous
1570 - Act 13 Elizabeth;
see Example below
From: The Statutes at Large
From the First Year of Q. Mary to the Thirty-fifth year of Q. Elizabeth, inclusive.
By Danby Pickering
Volume VI, 1763
Anno decimo tertio Reginæ Elizabethæ
Cap. V. An act against fraudulent, deeds, alienations, &c.