[f. as prec. + -ING1.] The action of the verb JUMBLE, q.v.
1562. J. Heywood, Prov. & Epigr. (1867), 217. Such rollyng, such rumblyng, ioysting and iumbling.
1600. Surflet, Countrie Farme, I. iv. 10. The iumbling and stirring of the water will rectifie it.
1852. B. Thackrah, Art Change-ringing, 78. As a true compass makes the ringing pleasant and harmonious, so the want of it produces those jumblings that destroy all music.
1871. Dixon, Tower, IV. xviii. 190. A masterpiece of jumbling and confusion.