What is "burthening"

Usage examples of "burthening".

Easy and unconstrained postures and motions are always beautiful: An air of health and vigour is agreeable: Clothes which warm, without burthening the body.

Which untoward fate had a great effect upon my fortunes, since, burthening myself with his goods and effects, I found in his chest a printed proclamation from an aged and infirm clergyman in the West of England covenanting that, for the sum of two crowns, he would send to whoso offered, the chart of an island of great treasure in the Spanish Main, whereof he had had confession from the lips of a dying parishioner, and the amount gained thereby he would use for the restoration of his parish church.

But there happening few events of any moment among a people so well united, naturally disposed to every virtue, wholly governed by reason, and cut off from all commerce with other nations, the historical part is easily preserved without burthening their memories.