Obs. [f. prec. + -NESS.] Frailty, fickleness; insecurity, uncertainty.
c. 1386. Chaucer, Merch. T., 35. On brutil ground thay bulde, and brutelnesse Thay fynde, whan thay wene sikernesse.
a. 1420. Occleve, De Reg. Princ., 1. The brotilnesse of hir nature.
c. 1430. Lydg., Bochas, II. xiii. (1554), 53 a. God preserue your variaunt brotilnesse.