The difference between Burden and Imposition

Burden as a noun:

A heavy load.

Burden as a noun:

A responsibility, onus.

Burden as a noun:

A cause of worry; that which is grievous, wearisome, or oppressive.

Burden as a noun:

The capacity of a vessel, or the weight of cargo that she will carry.

Burden as a noun (mining):

The tops or heads of stream-work which lie over the stream of tin.

Burden as a noun (metalworking):

The proportion of ore and flux to fuel, in the charge of a blast furnace.

Burden as a noun:

A fixed quantity of certain commodities.

Burden as a noun (obsolete, rare):

A birth.

Burden as a noun (medicine):

The total amount of toxins, parasites, cancer cells, plaque or similar present in an organism.

Burden as a verb (transitive):

To encumber with a literal or figurative burden.

Burden as a verb (transitive):

To impose, as a load or burden; to lay or place as a burden (something heavy or objectionable).

Burden as a noun (music):

A phrase or theme that recurs at the end of each verse in a folk song or ballad.

Burden as a noun:

The drone of a bagpipe.

Burden as a noun (obsolete):

Theme, core idea.

Imposition as a noun:

The act of imposing, laying on, affixing, enjoining, inflicting, obtruding, and the like.

Imposition as a noun:

That which is imposed, levied, or enjoined.

Imposition as a noun:

An excessive, arbitrary, or unlawful exaction; hence, a trick or deception put or laid on others.

Imposition as a noun (printing):

Arrangement of a printed product's pages on the printer's sheet so as to have the pages in proper order in the final product.

Imposition as a noun (religion):

A practice of laying hands on a person in a religious ceremony; used e.g. in confirmation and ordination.

Imposition as a noun (UK):

A task imposed on a student as punishment.