Þístra

According to the Old English Dictionary:

þrístra

þístra

a trace (?), part of an animal's harness :-- Þístra conjuncta, Wrt. Voc. ii. 136, 34. Þrístra, i. 16, 9. [For similar double form cf. þeóstru, for meaning cf. (?) Goth. þinsan: O. H. Ger. dinsan trahere: 'Bavarian dünsel a twisted withy or other thin branch, used to bind rafts of wood to the shore,' Cod. Dip. Kmbl. iii. xlii; and see Du Cange coniuncta.] þistra