burden
131Beast of burden — Burden Bur den (b[^u] d n), n. [Written also burthen.] [OE. burden, burthen, birthen, birden, AS. byr[eth]en; akin to Icel. byr[eth]i, Dan. byrde, Sw. b[ o]rda, G. b[ u]rde, OHG. burdi, Goth. ba[ u]r[thorn]ei, fr. the root of E. bear, AS. beran,… …
132tax burden — burden of taxes that the government imposes upon its citizens …