Cwacian

According to the Old English Dictionary:

cwacigan;

CWACIAN

part. cwaciende, cwacigende; p, ode; pp. od To QUAKE, shake, tremble; tremere, contremere :-- Seó eorþe wæs cwaciende the earth was quaking, Ors. 2, 6; Bos. 49; 41. Seó cwacigende swustor the quaking sister, Homl. Th. ii. 32, 26, 31. Heó gemétte ealle hire bearn cwacigende eallum limum she found all her children quaking in every limb, 30, 20. Heard ecg cwacaþ the hard edge shaketh, Elen. Kmbl. 1513 ; El. 758. Céne cwacaþ the bold shall quake, Exon. 19b; Th. 50, 8; Cri. 797. Ða téþ cwaciaþ on swíðlícum cýle their teeth shall quake in the intense cold, Homl. Th. i. 132, 27: 530, 35. Ic cwacode eal on fefore I quaked all in a fever, ii. 312, 19. Cwacode eorþe contremuit terra, Ps. Spl. C. 17, 9. Cwacode he sóna he instantly quaked, Homl. Th. ii. 312, 15: 32, 3, 19. [Prompt. quakyn tremere: Wyc. Piers P. quaken: R. Brun. Chauc. R. Glouc. quake: Laym. quakien, cwakie.] cwacian